There are three skills that i learned by the time i was ten years old

which fills in the blank correctly?
a) ; how to fly-fish, how to hunt deer, and how to tie my shoes.
b) : how to fly-fish, how to hunt deer, and how to tie my shoes.
c) , how to fly-fish, how to hunt deer, and how to tie my shoes.
d) how to fly-fish, how to hunt deer, and how to tie my shoes.
eliminate