In a lab experiment, a scientist injects a rabbit with human blood serum. The serum stimulates the production of antihuman antibodies in the rabbit.

1

Based on this data, which of the following statements is accurate based on the results?

A.) Humans and chimpanzees likely share a common ancestor.

B.) Humans and goldfish are closely related.

C.) Cows and goldfish are closely related.

D.) Chimpanzees are unrelated to humans.