The direct object in the sentence is passengers.
Direct Object follows a transitive verb and answers to the question who or what. It can be a noun, pronoun, phrases, or clauses.
Subject = sailors
Transitive verb = rescued
sailors rescued who? - passengers - direct object.
I think it is c) to get people to understand that they should have blue lights everywhere
There is no Personification because no nonliving thing is made living (its the other way around in this poem because a living thing turns nonliving)
look for their clarification
1. we can realize that those differences aren’t as big as we think.
2. really nothing we all are built the same on the inside ig