Q: Fact 1: An animal requires stamina to succeed at physical activities. Fact 2: Humans are animals too. Given the two facts above, what requires stamina to succeed at physical activities?

Options are: (1). mushrooms; (2). Mammal; (3). trees; (4). bullfrogs; (5). oxygen; (6). Lobsters; (7). humans; (8). pigeons;
The answer is:
(7).