Question

Ninety percent of research animals are __________. a. dogs b. rats and mice c. primates d. rabbits please select the best answer from the choices provided a b c d

Answer 1

B. Rats and mice

Step-by-step explanation:

They use rodents more as a test subject, so the answer would be B. Rats and Mice.

I hope it helps! Have a great day!

Answer 2

Answer: rats and mice

Explanation: because they are small and easy and more ethical