Man could be sitting next to items without planning a trip.
This justifies what answer for what question? Q & A: 
Given the sentence "A man wearing a red jacket sitting on a bench next to various camping items." is it true that "A man is preparing to go on a trip."?
it is not possible to tell
Man could be sitting next to items without planning a trip.
This justifies what answer for what question? Q & A: 
user
Given the sentence "A man wearing a red jacket sitting on a bench next to various camping items." is it true that "A man is preparing to go on a trip."?
it is not possible to tell
assistant
Man could be sitting next to items without planning a trip.
This justifies what answer for what question? Q & A: 
Given the sentence "A man wearing a red jacket sitting on a bench next to various camping items." is it true that "A man is preparing to go on a trip."?
it is not possible to tell