List the outcomes in the sample space for each activity and write the size of the sample space.
Randomly guessing answers on a two-question multiple choice test with choices A, B, C available
A. O {ABC, ABC), 2 possible outcomes
B.
{AA, AB, AC, BA, BB, BC, CA, CB, CC), 9 possible outcomes
C.
{AB, AC, BA, BC, CA, CB}, 6 possible outcomes
D. O {AA, AB, AC}, 3 possible outcomes