In this passage, the author uses paragraphs 2, 3, 4, and 5 A)
to describe how explorers sailed to find new lands.
B)
to reflect the importance of the oceans' affect on
climate.
C)
to explain the interesting areas of study of the
world's oceans.
to inform readers about animals and humans using
food from the oceans.

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vey information about pap? physical description beliefs actions interactions

. a function is a relation in which each input has only one output. in the relation , y is a function of x, because for each input x (1, 2, 3, or 0), there is only one output y. x is not a function of y, because the input y = 3 has multiple outputs: x = 1 and x = 2.