Which statement is the most accurate? a.

Climate is determined by average weather conditions.

b.

Weather is determined by average climate conditions.

c.

Climatologists examine data from one to a few years to estimate weather.

d.

A general rise or fall in temperature or precipitation over 25 to 30 years is a standard time period that climatologists will study.

the truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey.

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.