Which of the terrestrial planets is closest to the sun?

Which of the following best summarizes the point of agreement?

Canada plays an important role in the global community in all of the following ways except by a. acting as a superpower with influence over europe and asia. b. promoting arms control and disarmament. c. working with the commonwealth of nations to promote trade. d. promoting trade with japan and other asian countries.

Adepression on the surface of the land caused by the collapse of a cave roof is a blank. a) valley b) sinkhole c) mound