What advantage does multi-spectral analysis hold over the X-ray Machine?

Question

a. Multi-spectral analysis can analyze pigments that an X-ray cannot detect
b. multi-spectral analysis reveals what is not visible to the naked eye
c. multi-spectral analysis can be used on large art that is hard to move
d. multi-spectral analysis can see below the surface of the artwork

Is it D

Answer 1

http://www.google.com/search?q=Multi-spectral+analysis+vs+xray&oq=Multi-spectral+analysis+vs+xray&aqs=chrome..69i57.9840j0j7&sourceid=chrome&es_sm=119&ie=UTF-8

Read lots, and let us know what you think.

Answer 2

I disagree.

http://www.nap.edu/openbook.php?record_id=11413&page=120

Answer 3

true

Answer 4

Can't it be A?

Answer 5

I think C, please tell me if this is correct :)
It means the world to me :)

Answer 6

Yup, it's C.

Answer 7

the correct answer is c