Suppose You Are 20 Years Old, Num Is an Integer $\text { num } = 1 + \text { CInt (InputBox ("How old are you?")) }$

Multiple Choice

Suppose you are 20 years old, num is an integer variable, and the statement $\text { num } = 1 + \text { CInt (InputBox ("How old are you?") ) }$
is executed and responded to? What will be the output of txtBox. Text $=$ num $\& "$ years old $"$

A) 1 + "How old are you?"
B) Syntax error
C) 20 years old
D) 21 years old