An investigator finds a positive correlation between per capita alcohol consumption and mortality rates for breast cancer across 20 different countries. in order to investigate this relationship further, the investigators conduct a study selecting 200 women with breast cancer and comparing them with 200 women without breast cancer. the women are compared with respect to earlier drinking habits. if women with breast cancer are more likely than women without breast cancer to overestimate prior alcohol consumption, the apparent association between drinking and risk of breast cancer will be: a: decreasedb: unchangedc: altered, but the direction can not be predictedd: increased

50% i think

explanation:

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.

answer; a cost benefit analysis;