Review the following two passages taken from nathaniel hawthorne's the scarlet letter. select the response which best describes the use of symbolism in these passages.
"if his notice was sought, an expression of courtesy and interest gleamed out upon his features; proving that there was light within him, and it was only the outward medium of the intellectual lamp that obstructed the rays in their passage."
"a ray of humor, now and then, would make its way through the veil of dim obstruction, and glimmer pleasantly upon our faces."
a. light symbolizes transparency and goodness
b. courtesy symbolizes light and goodness
c. humor symbolizes youth and happiness
d. light symbolizes intelligence and truth