Is this a multiple choice question or just a explanation?
I believe it is “A” but I am not entirely sure
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!
Have a fantabulous day! :)
Answer:
How difficult it is without help
Explanation: