Respuesta :
it is appropriate to break the rule that requires subjects joined by and to use a plural verb when either and neither are subjects. They always take singular verb.
For example :
Either of us is capable of doing the job
It is appropriate to break the rule that requires subjects joined by and to use a plural verb when: the two subjects separated by and refer to the same person or thing. Examples are: Peanut butter and jelly is my favorite sandwich. Red beans and rice is my mom's favorite dish.