A weakness of the British plan to move its forces from the southern colonies to the Caribbean was that the transportation of slaves would be risky and expensive.
Answer:Echoic memory
Explanation:
Echoic memory are short sound sensory memory that registers specific information of an auditory stimulus. it occurs immediately an auditory stimuli is heard , the echoic memory immediately captures such information so that it can be processed and understood before it gives meaning to the overall sound Unlike the iconic visual memory, It does not scan continuously n and is very short lasting for 2 to 4 seconds., although longer than the visual memory which enables the brain make many echoic memories in a day.
The answer is D, the other ones are facts or scenarios meaning that they had to occur to be noticed.