Why is it important for humans to have awareness and choices?
people can make better decisions.
people can be more aware of their surroundings.
people can choose their own purpose in life.
all choices are good reasons for having awareness and choice.

It would be b. distress

A) stable development i believe

Unlike  ct scans, which use x-rays,  mri scans  use powerful magnetic fields and radio frequency pulses to produce detailed pictures of organs, soft tissues, bone and other internal body structures.  differences between  normal and abnormal tissue is often clearer on an  mri  image than a  ct.you can see more with a mri scan. for example on an mri you can see internal bleeding.