It is C. Their population has increased.
Its going to be hard to digest because his stomache is going to have gas and he is really cold it will weaken his organs.
Fertilization which unites the sperm and egg.
The organelle described in this problem is the MITOCHONDRIA.
The Mitochondria is found in almost all eukaryotes. It is a double-membrane bound organelle whose outer layer is smooth while the inner layer is highly folded.
Its main function is to produce energy from the oxidation of glucose substances and release ATP.
B is the answer to your question.
I hope this helped!