Question

which data are most useful for analyzing the climate of the region?
a. average time of sunrise and sunset in july
b. the highest and the lowest daily rainfall in july of this year
c. the daily high temperature for every day in july of this year
d. average temperatures for july, measured over 30 years

Explanation:

Climate is long - term weather patterns. A single month's sunrise/sunset times (A) don't define climate. Rainfall and daily high temperatures in one year (B and C) are short - term data. 30 - year average temperatures (D) represent long - term trends, which are crucial for climate analysis.

Answer:

D. average temperatures for July, measured over 30 years