I personally
think that it is c i apologize if i am wrong <span />
Answer:
Animals are used in scientific research to help us understand our own bodies and how they work. This is necessary to develop new medicines. Animals are also used to safety test potential medicines before they are tested in people and to check the safety of other chemicals.
Explanation:
Cis the answer
a isnt about guide dogs
b its just dog training nothing about service dogs
d not dogs
