Please help with this using C#

Developers QA/Testers Developer Specific Things will be highlighted in red. QA/Tester specific things will be highlighted in blue. 1. Console Menu: Create a console menu app with options for running the programs below. Everyone Anything in white is for everyone! A. Input/output: Modify your Helloworld program to prompt the user for their name, and greet them by name. B. Numeric types: Write a program to calculate the area of a rectangle and print the answer to the console. You should prompt the user for the dimensions. (What data types should the dimensions be?) C. Numeric types: Write a program that asks a user for the number of miles they have driven and the amount of gas they've consumed (in gallons), and print their miles-per-gallon. D. Strings: The first sentence of Alice's Adventures in Wonderland is below. Store this sentence in a string, and then prompt the user for a string to search for within this string. Print whether or not the search term was found. See if you can make the search case-insensitive, so that searching for "alice" prints true. Alice was beginning to get very tired of sitting by her sister on the bank, and of having nothing to do: once or twice she had peeped into the book her sister was reading, but it had no pictures or conversations in it, 'and what is the use of a book,' thought Alice 'without pictures or conversation? You will submit the github link to your finished repository. Developers QA/Testers Developer Specific Things will be highlighted in red. QA/Tester specific things will be highlighted in blue. 1. Console Menu: Create a console menu app with options for running the programs below. Everyone Anything in white is for everyone! A. Input/output: Modify your Helloworld program to prompt the user for their name, and greet them by name. B. Numeric types: Write a program to calculate the area of a rectangle and print the answer to the console. You should prompt the user for the dimensions. (What data types should the dimensions be?) C. Numeric types: Write a program that asks a user for the number of miles they have driven and the amount of gas they've consumed (in gallons), and print their miles-per-gallon. D. Strings: The first sentence of Alice's Adventures in Wonderland is below. Store this sentence in a string, and then prompt the user for a string to search for within this string. Print whether or not the search term was found. See if you can make the search case-insensitive, so that searching for "alice" prints true. Alice was beginning to get very tired of sitting by her sister on the bank, and of having nothing to do: once or twice she had peeped into the book her sister was reading, but it had no pictures or conversations in it, 'and what is the use of a book,' thought Alice 'without pictures or conversation? You will submit the github link to your finished repository