Which event is mostly likely to happen

Question

Which event is mostly likely to happen

Getting a 6 when rolling a single dice
Getting a head from a single toss of a fair coin
Randomly picking a consonant from English alphabet
Randomly picking a vowel from English alphabet

Answer 1

Getting a head from a single toss of a fair coin is most likely to happen, as there are only two possible outcomes (heads or tails) and they are equally likely.