Answer:
None would be possible without the discovery of x-rays.
Explanation:
The biggest difference between MRI and CT scans is that MRIs use radio waves while CT scans use X-rays, CT scans use X-rays while MRI scans use strong magnets and radio waves. * You're welcome ^^*.
"The continual increase in the arrest rate of drug users" is the one reason among the choices given in the question that was the <span>most likely cause of a shift in drug policy during the Obama administration. The correct option among all the options that are given in the question is the third option or the penultimate option.</span>
Steam Engine,eletricity and assembly line.
THE ANSWER IS C mostly and if thats incorrect its probably the last one btw i like your username itss cool:)
