Ascientist wants to publish a report on a general feeding habits of a moose in canada. he should

THE ANSWER IS: observe as many moose as he can in as many locations as possible.

In order to write a report about general feeding habits of moose over such a large area as Canada, the scientist needs to observe as many moose as he can in as many locations as possible. Studying too few moose or in just one location will not provide enough data to apply his results to all moose in Canada. The scientist can also use studies by other scientists to help in his report.

d. air pressure decreases as altitude increases.