Im new iis this how u ask questions

Idon’t have a clue on how i should understand this i’m in need of assistance.

Which of the following situations would most likely occur if a human-induced event caused the ocean water to become the same temperature around the world? deep ocean current circulation would increase salt distribution around the world's oceans. surface ocean current circulation would distribute heat around land masses at a faster rate. new, fresher water would float on top of dense salt water and limit thermohaline circulation. some land masses in the northern hemisphere would start to warm up over time, melting snow and ice. runoff of surface freshwaters and rainfall would no longer have an effect on the salinity of ocean waters.

You are a carpet installer and need to lay carpet for a room that measures 11 feet by 18 feet.how much carpet do you need to complete the job?