(Random Question) Who Likes BTS? ^^

Can someone me with my essay? editing?

The overwhelming majority of the peoples and nations of the world today want to live in peace

Which sentence is correctly punctuated? a. i haven’t found a new job, and i don’t plan to look for one until i have to. b. my work is piling up—day to day—and i can’t seem to get caught up. c. i know things could be worse (they have been in the past).