What are your thoughts on a blood test that can detect cancer?

Which statement best explains how world war ii to end the great depression? a. new job opportunities opened as the united states produced more military products. b. the u.s. army provided new jobs that paid better than any other work at the time. c. people had to worry more about war problems than about the economic crisis. d. the war caused people to trust the economy enough to spend more money.

Two police officers stopped a car for a minor traffic violation. while one of the officers dealt with the driver and the traffic violation, the other officer talked with the passenger. seeking to question the passenger about gang involvement, but lacking reasonable suspicions of criminal activity, the officer ordered the passenger out of the car. as the passenger exited the car, the officer saw a bulge in the passenger's coat which the officer suspected might be a gun. upon patting down the passenger, the officer felt the handle of a revolver and removed the gun. the passenger, who was a convicted felon, was charged with the possession of a gun by a prohibited possessor. prior to trial, the defendant sought to suppress the gun as evidence, contending that its seizure was unconstitutional. should the court suppress the gun as evidence? ayes, because, since the car had been stopped for a traffic violation, the officer could not order the passenger, who had not committed the violation, to exit the car. byes, because, since the officer lacked reasonable suspicion that the passenger was engaged in criminal activity, the officer could not pat down the passenger. cno, because a valid traffic stop gives an officer the right to pat down a passenger. dno, because the gun was discovered as a consequence of a valid terry stop and frisk.

Dr. redbull conducts a study to determine whether her new energy drink children perform better on spelling tests. she randomly assigns children to one of two groups: group 1 receives her energy drink and group 2 receives water. she then gives both groups a spelling test and compares the results. which of the following is true about this study? a. group 1 is the dependent variable and group 2 is the independent variable. b. this is a correlational study. c. group 2 is the experimental group. d. the independent variable is the type of drink the children receive.