In C++ A value-returning function a. must contain "return" followed by the value to be returned (or variable assigned to that value) b. must contain "return" followed by a constant c. must contain...

In C++

A value-returning function

a. must contain "return" followed by the value to be returned (or variable assigned to that value)

b. must contain "return" followed by a constant

c. must contain "value" followed by the value of the function

d. must contain "void" followed by the value to be returned (or variable assigned to that value)