with the aid of diagram, describe how animometer is used to measure the amount of rain fall in a geographical areas

Historians are researchers of the past or people who understand the history of people. with this field, they must possess qualities such as being unbiased, patient, efficient reader, has a knack for logic and critical thinking and reasoning, disciplined, open-minded, resourceful, with good analytical ability, good reasoning skills and problem solving!

Well, a and b together would be negative. b alone would also be negative.

Summer months are the wettest.