I believe it is the third option but it could be the fourth.
In fact, the White House has never been come to a female president.
this is what i think it would be
Nobody who went on this camping trip will ever feel the same about sleeping in their<span> own bed again.
Answer is<em> C. their</em>
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My best guess would be, "B", "Grammatical conventions were much different then."
Speeches.
Speeches can persuade someone, and they can argue on which ones wrong. Speeches can also give out informative information, for example you can tell someone that an animal can be in danger. Lastly, Special Occasions. They are used on ceremonies and other special days.