PLEASE ANSWER ALL OF THESE IN SHORT SENTENCES. THANK YOU.

Answer the following questions 1. What does a compiler do? 2. What are the steps for doing the programming assignments? 3. What extension should you use for your C source files? 4. What characters are allowed in C variable names? 5 5 6. What guidelines should you follow in creating names for variables? 7. In what variable type should you store the following values? a. A person's age to the nearest year. b. A person's annual salary. c. A person's first initial d. A person's net worth e. The cost of an item. f. The radius of a circle. g. The monthly average temperature h. The distance from sun to planets in our solar system