JAVA Programming

Write an object that uses a 2-dimensional array of Strings with each element set to a random character.

Write a concatenateRow method that concatenates each row and returns a 1-dimensional array of strings that has each row concatenated together as each element.

Write a concatenateColumn method that concatenates each column and returns a 1-dimensional array of strings that has each column concatenated together as each element.

Write a toString method that prints the 2-dimensional array as a grid

Write a client that tests and demonstrates your object