Oranges are very high in fiber and sugar. Too much fiber can cause diarrhea.
This justifies what answer for what question? Q & A: 
Can too many oranges cause diarrhea?
yes
Oranges are very high in fiber and sugar. Too much fiber can cause diarrhea.
This justifies what answer for what question? Q & A: 
user
Can too many oranges cause diarrhea?
yes
assistant
Oranges are very high in fiber and sugar. Too much fiber can cause diarrhea.
This justifies what answer for what question? Q & A: 
Can too many oranges cause diarrhea?
yes