Please help me with the ODD #'s!!! Show work and C# ONLY PLEASE. THanks!

Exercises O J Programming Exercises 1. Write a program named CheckCredit that prompts users to enter a purchase price for an item. If the value entered is greater than a credit limit of $8,000, display an error messageotherwise, display Approved. 2. Write a program named Twitter that accepts a users message and determines whether it is short enough for a social networking service that does not accept messages of more than 140 characters. 3. Write a program named Admission for a colleges admissions office. The user enters a numeric high school grade point average (for example, 3.2) and an admission test score. Display the message Accept if the student meets either of the following requirements: A grade point of 3.0 or higherand an admission test score of at least 60 average A grade point average of less than 3.0, and an admission test score of at least 80 If the student does not meet either of the qualification criteria, display Reject