Can anyone tell me the answers for this?

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.

Read this sentence. although the idea was foreign to me, i still thought i would give it a try.

The former soviet union was an example of a communist country where the government has all the economic and political power free enterprise was encouraged consumers had many choices individual freedom was allowed