Answer:
B, "is situated"
Explanation:
Process of elimination:
A: The Oval Office is in the White House today, so the sentence should not be in the past tense.
C: This is not grammatically correct. The sentence needs a verb of a tense of "to be" like "is" or "was".
D: This is not grammatically correct. The sentence needs a verb of a tense of "to be" like "is" or "was". Also, since the Oval Office is singular, the word would be situates instead of situate anyway.
something that is fragant could be flowers. They smell really good and they have a "pleasant or sweet smell". sweet-scented, sweet-smelling, scented, perfumed, perfumy
A. the end of the drafting process
But, of course, it is also up to preference. I think that it is just easier to write it at the end of the drafting process because your body paragraphs can help formulate it.
A problem is a situation that is generally unwelcome or harmful.
An issue is an important topic which could be a problem, generally debated.
A question is a sentence worded or expressed in order to elicit information, which could be in regards to a problem or an issue.