Proxy data used to estimate global temperatures of the past ...

[BRWH]

Proxy data used to estimate global temperatures of the past suggest that:
 
  A) the earth is warming at an unusual rate.
  B) the earth is warming at a rate consistent with natural causes.
  C) the earth is cooling at an unusual rate.
  D) the earth is cooling at a rate consistent with natural causes.

Question 2

Since 1870, sea level is:
 
  A) rising at a constant rate.
  B) rising at an increasing rate.
  C) decreasing at a constant rate.
  D) decreasing at an increasing rate.

[nothere]

Answer to Question 1

Answer: A

Answer to Question 2

Answer: B