I think it is c. the employees whined about their low wages
i hope this helps
One reason is that say someone is on bed rest/in the hospital not allowed to move, it can make them very week and make it very hard for them to walk again.
The quiet car can make journeys peaceful and productive
Answer: B, (ghost)
Explanation: Unsure of how 'apparition' was used in Line #3 of Alexander Pushkin's poem but I'm fairly sure that B (ghost) is your best bet due to the fact that the dictionary definition for apparition is a ghost or ghost-like image of a person.