Why are a variety of instruments needed to measure change in the climate system? A) A different type of instrument is needed for each different climate.
B) The climate system involves a number of different factors that are measured differently.
C) Climate is determined over a number of years, rather than a short period of time.
D) Change in climate requires the results of the different instruments measuring the same factor compared.
E) Different areas have developed different instruments to measure climate change.