In the following passage some words have been deleted. Fill in the blanks with the help of the alternatives given. Select the most appropriate option for each blank.

There are three main groups of oils: animal, vegetable, and mineral. Great quantities of animal oil come (1)________ whales, those enormous creatures of the sea (2)________ are the largest remaining animals in the world. (3)________ the whale from the cold of the Arctic seas, nature (4)________ it with a thick covering of fat called blubber. (5)________ the whale is killed; the blubber is stripped (6)________and boiled down. It produces a great (7)________ of oil which can be made into food for human (8)________ . A few other creatures yield oil, but none so (9)________ as the whale. The livers of the cod and the halibut, two (10)________ of fish, yield nourishing oil.