Answer:
It plays a critical role in transamination (c)
Step-by-step explanation:
PLP is the metabolicaly active form of vitamin B6, and it is metabolized in the liver.
Transaminases break down aminoacids with PLP as a coenzyme or cofactor.
The proper activity of Transaminase enzymes are crucial for the process of moving amine groups from one amino acid to another.
It helps regulate the balance of amino acids in the body.
Other function for Vitamin 6 is hormone production.
I hope it helps!