#### Answer

See below.

#### Work Step by Step

The sample space is the collection of all possible outcomes.
a) A die can take on values between 1 and 6, hence the sum can take: 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 or 12.
b) If B stands for boy and G for girls: BBB, BBG, BGB, BGG, GBB, GBG, GGB, GGG.
c) The possible numbers of tails are: 0, 1, 2, 3, or 4.
d) The possible numbers of head runs are: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 or 10.