In one or two sentences, explain why a presenter would want to use audio as a media form Please help me fast

What has been a long term effect on the panama canal

What were some effects in world war 1 in europe ? ( and only in europe)

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