Suppose You Are Given the Following Problem: "There Are Four

Multiple Choice

Suppose you are given the following problem: "There are four cards showing E, J, 2, & 5. On one side of each card is a letter, and on the other side is a number. Consider this rule: "If a card has a vowel on one side, then it has an odd number on the other side." Select the card or cards that you definitely must turn over to determine whether the rule is true or false for the four cards indicated.

A) the E card only
B) the E and 2 cards
C) the E and 5 cards
D) the J and 5 cards