Multiple choice technology mainframe How will you find out the maximum number of elements present in a stack? Read the stack and have a counter value Using STACK.0 Using STACK.MAX Usinf MAX function Reveal answer Fill a bubble to check yourself B Correct answer Explanation In REXX, compound variables (stacks) use stem notation where STEM.0 automatically contains the element count. Reading and counting manually is inefficient, STACK.MAX doesn't exist, and MAX is for numeric comparisons.