Which two statements are true regarding identifiers and constants in programming code? A)The intent of a variable is for it to be used many times while an app is running B)A variable cannot be changed

Which two statements are true regarding identifiers and constants in programming code?

A)The intent of a variable is for it to be used many times while an app is running

B)A variable cannot be changed over the course of an app running

C)A constant cannot be changed over the course of an app running

D)The intent of a constant is for it to be used once while an app is running