The correct answer is A) us; indirect object.
The pronoun has to be us because we are looking for an object, and we is a pronoun used for a subject.
Also, it is indirect object because when there are two objects in a sentence, the rule is that the first object is indirect, and it is followed by a direct object. The direct object in this sentence is the old newspapers, which means that the indirect object is John and us.
1929 was when the great depression started
The main purpose of the introduction is to state the argument and which side you will be supporting<span />