Which of these is an adventage of an mri over a ct scan? a) the images are less expensive. b) it will not cause claustrophobia c) it is faster. d) it uses safer compounds to produce contrast

D. it is safer because no radiation is used

I’m going to guess these are the choices: a) recreational skiing developed in the mid-19th century b) it was originally invented as a way of getting from place to place in snowy regions c) downhill skiing is currently the only common form of the sport d) it mostly evolved from snowshoeing- if that’s the cases then the answer would be c) downhill skiing is currently the only common form of the sport