Hi I needed help on answering this one :( Please scroll down to see the whole screenshot

Week 8 | 10 Marks | Regular Expressions (grep) content of cars file starts below this line plym fury 77 73 2500 chevy nova 79 60 3000 ford mustang 65 45 17000 content of cars file ends above this line 1. Briefly describe your experiences learning regular expressions. Give two examples where you made use of regular expressions. (min: 6 sentences) [3 marks]? A: 2 . Using grep, write the entire command line to get all cars made in the 70s (third column) . Use the file cars shown above [2 marks] . A: What lines are output by line below on file cars above? [2 marks] grep -E " . [27] (510) 00$" cars A: 4. Explain your answers to BOTH questions 2 and 3 above. [3 marks] A