You cannot put any sort of endmark (period, question mark, or exclamation point) here because it is not a complete sentence. Complete sentences must have a subject and a predicate. You can tell there's not even a verb here, so this is just a fragment, and we would have to use a comma.
a. Very truly yours,
<span>Geographers have this when they look at the world. They are most interested in looking into space and identifying, explaining, and predicting the human and physical patterns that develop across space over time as well as the interconnections among spaces and places</span>
Minutia means a small piece of information which might not be entirely significant. Its plural form is “minutae”.
Sample sentence: It’s essential that everyone should know the overview of the entire system; however, you need not to focus on the minutiae of everything.
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Basically, minutia is a small detail, so (A) a significant idea and (B) an influential person are obviously not the answers. Between C and D, C can be the closest because of the word “simple”. A minutia can be an explanation or instruction but its core essence if insignificant. So, C is the best answer. </span>
In compound sentence, there are two independent clauses that are joined using a coordinator. While in complex sentence, there are two or more clauses with one essentially an independent clause while there can be on or more dependent clauses. The difference between compound and complex sentence is that there is no dependent clause in compound sentence and at least there is one dependent clause in complex sentence.
