which of the following experiments would best test the statement, "the probability of a coin landing on heads is 1/2."?

a

toss a coin 1,000 times and record the results.

b

toss a coin twice to see if it lands on heads one out of those two times.

c

toss a coin until it lands on heads and record the number of tries it took.

d

toss a coin twice, if it doesn't land on heads exactly once, the theoretical probability is false.