20 point quizz need help no websites pls

According to the federal regulations, human subjects are living individuals about whom an investigator conducting research obtains information through interaction or intervention with the individual, and uses, studies, or analyzes the information; or:

Which statement best describes the reason why the allies responded to the berlin blockade by airlifting supplies to the city? they did not have enough troops to attack the ussr. they controlled only the water routes to berlin. they controlled only one land route into west berlin. they did not want to use military force against the ussr.

Look at the table below showing an example of a checkbook ledger. according to the table, what is omar’s bank balance? $761.25 $810.30 $814.75 $1,186.25 761.25