I say letter c because d and b have dates which means they are facts
You have to consider yoir audience in order to decide wht type of writing you're going to do, possibly what arguments to make, and what style you write your piece in. who you are writing for really makes your writing what it is.
A good topic sentence is very clear, focused on the topic, directly relates the thesis, summarizes the main points of that paragraph, and strongly supports a claim.
Chicken alfredo ?
ahaha just jokes