How accurate is the study of etymology, given how many origins you can find which are contradictory?

In which sentence does the verb agree with the subject? a. dominoes or a board game are a good choice for tonight. b. either mom or dad cook dinner for the family each night. c. neither braids nor a ponytail keeps my hair out of my eyes. d. either mom or dad cook dinner for the family each night.

What is the author trying to say in "do kalakar" by mannu bhandari?

Why does yu tsun kill dr. albert at the end of borges’s “the garden of forking paths”?