What is the function of a verbal?

question 1 options:

a)
to act as a verb

b)
it has no function

c)
to act as another part of speech

d)
to act the way we talk

Read this expert from herman melville’s the lightning rod man which contains a mythological allusion mr. jupiter tonans i am not accustom to be commanded in my own house call me now by the paga name you are profane in this time of terror which of these statements best conveys the meaning of the illusion