A single card is drawn at random from a well-shuffled standard deck of 52 playing cards. Consider the following events:\nI. The card is a diamond or a heart or a spade or a club.\nII. The card is simultaneously red and black.\nIII. The card drawn is an ace.\nWhich of the above events is a sure event?
a) Only II
b) Both I and II
c) Only I
d) Only III