In an Experiment in Which a Coin Is Tossed Twice

Multiple Choice

In an experiment in which a coin is tossed twice, which of the following represents mutually exclusive and collectively exhaustive events?

A) {TT, HH} and {TT, HT}
B) {HT, TH} and {HH, TH}
C) {TT, HH} and {TH, HT}
D) {TT, HT} and {HT, TH}