Objects of prepositions are the elements preceded by a preposition which add the necessary information to complete them.
<em>New factories used machines and electricity in place of </em><em>horses</em><em>.</em>
Explanation: in this sentence, there is only one preposition (in place of) and its object cannot be other than what follows it (horses). In general, objects of prepositions are nouns.
An auxiliary verb is a verb used in forming the tenses, moods, and voices of other verbs
The correct answer is a.: specific.
This structure (this +adj) requires an adjective and the only adjective is in a., the other options are verbs or nouns and are not correct.
The answer to this question is logos