Question

Probability help I'll gladly give medal :)

A coin is tossed 5 times. If H denotes heads and T denotes tails, the event "at most 1 head" is represented by

A. {HTTTT, THTTT, TTHTT, TTTHT, TTTTH}
b. {H, T}
C. {H}
D. {HTTTT, THTTT, TTHTT, TTTHT, TTTTH, TTTTT}