Parasitism is a relationship between two organisms in which one organism benefits at another organism's expense. Which of the following relationships reflects this principle?
A.
termite-fallen log
B.
tapeworm-human
C.
ladybug-aphid
D.
caterpillar-cocoon

tapeworm-human

Explanation:

Tapeworm, also known as Taenia solium is a parasitic nematode that gets into the human intestine, depriving humans of food nutrients. Its effects include diarrhoea, abdominal pains and general weakness of the human body.

Thus, the relationship of tapeworm and humans is parasitic because the tapeworm benefits at the human expense.

what are the two models

explanation:

plasma is the state of matter where the substance is ionized and has no definite shape or volume. the fact of being ionized makes the substance a good electrical conductor.