Question

A(n) ____ if function is one in which the action to be taken for the true or false case includes yet another if function.

Answer 1

A nested IF function is one in which the action to be taken for the true or false case includes yet another if function.
Nested function is a function which is defined within another function, in this case it is defined within the IF function, which returns one value if a certain predefined condition is true and another value if the condition is false.