I Would Like to Voice My Opinion on What Pet

Multiple Choice

I would like to voice my opinion on what pet shops should sell. Cats, dogs, birds, fish are OK, but rodents, reptiles should not be caged and should remain in their own environment. I think that they should do something to stop them from profiting on these creatures. (From a newspaper call-in column)
This passage is made up of a(n) _____ and a(n) _____.

A) argument; conclusion: They should do something to stop them from profiting on these creatures
B) argument; conclusion: Cats, dogs, birds, fish are OK, but rodents, reptiles should not be caged and should remain in their own environment
C) nonargument; explanation
D) nonargument; unsupported assertion