Answer:
should be a, depends on whether or not your teacher lets you say "i think," if not, its c
Answer:
Animals and plants go extinct every day.
Explanation:
The other statements are opinions.
The answer is B because "I have visited many cities including the following" indicates that there is going to be a list of cities. A colon is used to introduce a series of items or to separate two independent clauses; however the second sentence has to add on to the first.