Options are: 1). humans. 2). Lobsters. 3). molecules. 4). pigeons. 5). insects. 6). weather. 7). Oak. 8). Mammal.
Given those answer options, answer the question: Fact 1: An animal requires nutrients to grow and heal. Fact 2: Humans are a new type of animal. Given the two facts above, what requires nutrients to grow and heal?
A:
1).