Read the following article and answer the question by choosing from the options.

We were looking for something spectacular to make the effort worth it . The first of the caves was a sizeable hole in the ground in which there were a few scrubby trees and some rocks . From the smell , it was pretty clear that it was also a nice out of the way spot for ill - prepared tourists to relieve themselves .

What is the reason some tourist 's might be known as " Ill - prepared " ?
Pick your answer from:
A). They did n't bring hearty snacks .;
B). The got lost without lights;
C). They ate or drank heavily before spelunking .;
D). None of the above choices .;...A:
C).