discuss external factors that impact negatively on people's lifestyle choices namely; unsafe road use​

Imperial crisis inflation invasion pax romana great schismtrade during the , roman generals warred over succession. these conflicts drew soldiers away from the frontier and made the empire vulnerable to

Pj conducts an experimental study on the effects of soft music during high stakes science testing. he randomly assigns students at the school. in one condition he does not provide music for testing while in the other group he does provide the music. he administers a pretest at the beginning of the year and a posttest at the end of the year. pj’s design is best described as a: a.static group comparisonb. pretest-posttest control group designc.control-group-time-series designd. nonrandomized control-group pretest-posttest design

What percentage of people are left handed?