A conservatory is working to restore a large marble statue from a Greek template by scrubbing it with water and soap. What is a likely drawback to this preservation?

a. Breaking off large sections of marble during scrubbing.
b. Removing the aged look of the statue, during scrubbing.
c. Wearing all small bits of marble with the scrubbing.
d. Breaking down the chemical composition of the marble with scrubbing.

d. Breaking down the chemical composition of the marble with scrubbing.