This Is the Trans Isomer of Retinal

Multiple Choice

This is the trans isomer of retinal.Where would it be bound to the opsin protein,and why?

A) Retinal would be found at the cytosolic side of opsin because it is hydrophilic.
B) Retinal would be found at the cytosolic side of opsin because it is mostly hydrophobic.
C) Retinal would be found in the transmembrane core of opsin because it is mostly hydrophobic.
D) Retinal would be found in the transmembrane core of opsin because it is hydrophilic.