The correct answer would be B. Why? The direct object is David, so not that, them is not included in a prepositional phrase, so it's not an object of a preposition, and David is the subject, and not them. Hope this helps!
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Answer:
B. why
Explanation:
because why did the dog seek for her own care and why did the dog go missing
Answer:
B. dangerous and difficult to travel
Explanation:
Just took the test and got it correct