Write C assignment statements for the following:
a. Assign a value of 0 to a variable called between if n is less than -k or greater than +k; otherwise, assign 1.
b. Assign a value of 1 to a variable called divisor if digit is a divisor of num; otherwise, assign a value of 0.
c. Assign a value of 1 to a variable called lowercase if ch is a lowercase letter; otherwise, assign a value of 0.
