The emphasis was helped by the speaker's hair, which bristled on the skirts of his bald head, a plantation of firs to keep the wind
from its shining surface, all covered with knobs, like the crust of a plum pie, as if the head had scarcely warehouse-room for the
hard facts stored inside.
What is the tone of the description of the speaker's hair in the sentence that begins The emphasis was helped by the speaker's hair?
serious and subdued
urgent and foreboding
mocking and disdainful
whimsical and humorous