MANY PEOPLE HAVE OBJECTED TO THE USE OF ANIMALS IN _____ EXPERIMENT...

6. - 25 DE THI HOC KI 1 MON TIENG ANH LOP 12 CO DAP AN
25 DE THI HOC KI 1 MON TIENG ANH LOP 12 CO DAP AN

6. Many people have objected to the use of animals in _____ experiments.

A. science

B. scientist

C. scientific

D. scientifically