a). In their beds.
b). body water.
c). competing for resources.
d). In their shoes.
e). loose soil.
f). In their intestines.
g). important habitats.
h). On their surface.
Given those answer options, answer the question: Fact 1: Some parasites live on the surface of their host. Fact 2: Leeches are external parasites. Given the two facts above, where do leeches live in relation to their hosts?
A:
h).