Luca wants to identify and quantify the chemicals causing air pollution in a city, but he is using a manual air sampler to collect air samples. Why should he update his current sampler to an electronic one?

to maintain the current way air sampling data are stored
to diagram exactly what portions of the city are affected by air pollution
to make predictions about air pollution that are precise but not accurate
to account for broad-scale factors that affect the number of chemicals identified

What does bittman’s style and language tell you about him?

When trisha saw the boys on the stage she exclaimed finally a group of students who can act

Geoffrey is writing a paper investigating friendly-fire incidents in recent us military actions. which paragraph topic would be relevant to his paper and would therefore merit inclusion in his final draft? a) a paragraph criticizing us military actions in the viet nam war b) a paragraph discussing how friendly-fire incidents are investigated c) a paragraph describing what basic boot camp is like for a new army enlistee eliminate d) a paragraph discussing how hard an extended military service can be on a family