Help pls sombody?

When u make a choice the experience from what would have been your second option is called

What do most climatologists see as a major cause of rising global temperatures? a. earth's closer proximity to the sun due to its gravitational pull b. greenhouse gases produced by burning fossil fuels c. rising ocean levels caused by melting polar ice sheets d. water pollution cause by industrial waste

Imagine you are a historian studying a battlefield journal written by a soldier serving in world war i. describe the process of interpreting the information within the journal, as well as how you would determine whether the evidence in the journal is valid