In this context, we are trying to choose the most appropriate word to complete the sentence: 'The group is leaving for a trip today. The ______ is at 5 p.m.'
We have three options to consider:
Departure : This word refers to the act of leaving, especially at the start of a journey. It fits well in the context of the sentence, as 'departure' is commonly used to describe when a trip is scheduled to begin.
Moving : Although related to motion, this term does not specifically refer to the start of a journey and is not typically used in this context. It often refers to a continuous action rather than a specific scheduled event.
Leave : This can also mean to go away or exit, but it does not provide the specificity that 'departure' does for the context of a trip schedule.
Thus, the best choice for completing the sentence is 'departure' : 'The group is leaving for a trip today. The departure is at 5 p.m.'