SHE WAS MEASURING THE RATE OF CHANGE
Protein Function may be terminated, disrupted, destruction of both the secondary and tertiary structure through the process called DENATURATION. Denaturation process does not break the primary structures since the link or sequence of peptide bond are greatly hold by Hydrogen bonding.
B is the answer to your question.
I hope this helped!
None of the above,, the answer is donald forsher jones