please answer this question:

C programming language (C99 standard) that prompts the passport applicant for their first name, last name, and age. These functions are also responsible for checking the validity of the applicant's name and age (e.g., names should be greater than one character in length and only contains English ASCII letters from A-Z or a-z, and the age of the applicant should be greater than 16 years old). Before you start the assignment, please make sure you know the followings:

How to make Hello-World program in C programing language.

How to use printf to output characters, array of characters and strings, integer and floating-point numbers.

How to use variables such as char, float, and array of characters.

How to use scanf to read variables such as char, and float, and array of characters

How to use conditional if-else statements in C programing language.

function or procedure in C that return some values

Please make sure you use the following procedures:

getFirstNameFromApplicant

getLastNameFromApplicant

getAgeFromApplicant

checkName

checkAge