A high school gym teacher randomly selects a group of two players from three students to demonstrate a basketball drill during class. The three students consists of two girls, Andrea and Marta, and one boy, Davi. The sample space of possible groups is listed below.
Let A be the event that both students the coach chooses are girls and BBB be the event that the first player is a boy.
What is P(A\text{ or }B)P(A or B)P, left parenthesis, A, start text, space, o, r, space, end text, B, right parenthesis, the probability that the coach chooses all girls or a boy first?