What does the following quote from Williams' obituary tell us about his view of human nature?

Mr. Williams' work, which was unequaled in passion and imagination by any of his contemporaries' works, was a barrage of conflicts, of the blackest horrors offset by purity.

Question

What does the following quote from Williams' obituary tell us about his view of human nature?

Mr. Williams' work, which was unequaled in passion and imagination by any of his contemporaries' works, was a barrage of conflicts, of the blackest horrors offset by purity.

anonymous · Answer

a. Humankind is evil.
b. People are either good or bad.
c. Humans are inherently good.
d. Humans are neither good nor bad