Work Step by Step
The coin is fair, thus the four possible outcomes ($HH, HT, TH, TT$) are equally likely, thus, the probability of each of these outcomes is $0.25$. Thus the answer is A.
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.