Answer:
The answer is B.
Explanation:
Instead of the second comma, there should be a period and the rest should be a new sentence.
A thesis with a general topic (your answer is a) because then you break down your essay into more detail, using the topic sentence you created to describe what you would be talking about in your essay. Hope this helps.
The following statement is true.
Answer:
the marine food chain are a diverse group that includes finned (sharks, tuna, dolphins), feathered (pelicans, penguins), and flippered (seals, walruses) animals.
Explanation:
It's 'in those days'.. specifying those days as in the past.