A psychologist flashes a sequence of five letters (such as STEPS) on a screen in front of you and then asks you immediately to count backward from 1000 by 7s. After a few seconds, she asks you to recall the five letters. This psychologist is most likely studying the .

dude you should crop your image so only the question shows. but   can you explain it better

most cajuns resided in acadiana, where their descendants are still predominant

not  

cuba  

russia  

iraq  

el salvador  

explanation:

known as the land of volcanoes, el salvador has visit seismic tremors and volcanic movement. it is the main nation in central america that does not have a coastline on the caribbean sea. about portion of all salvadorans live in the wide open. they are poor and don't have power or running water in their homes. in 1525, pedro de alvarado, a lieutenant of cortés's, vanquished el salvador. el salvador, with alternate nations of central america, pronounced its freedom from spain on sept. 15, 1821, and was a piece of a league of central american states until the point when that association broke up in 1838.