Climate is the ____. (Multiple Choice)

Climate is the ____.
 
  a. average weather conditions an area receives over a short interval
  b. average weather conditions an area receives over a long interval
  c. annual amount of sunlight an area receives
  d. annual amount of rainfall an area receives
  e. annual amount of total precipitation that occurs in an area

Question 2

Scientists are documenting the level of radiation in ____ forests along the western coasts of North America because
  they tend to take up and concentrate radioactive material, making it easier to detect.
 
  a. aspen
  b. alder
  c. Douglas fir
  d. cedar
  e. kelp