the two best people in the world are . . . . kaira naidoo and jessica smouton
Yes, the word "person" can be made plural by saying "persons" or "people". However, the word "people" sometimes means "tribe"; therefore, it can be made plural by saying "peoples", meaning "tribes".
conversation between two or more persons
You need at least two numbers to find a GCF.
two persons
the junior of two persons in age (often used with a possessive pronoun):
Two persons. John McCain and the originator of the Pyramid Scheme.
Friendship...mutual liking and esteem between two persons.
Friendship...mutual liking and esteem between two persons.
The two persons are traveling to Paris for a vacation.
two or more persons
No, it is two words.
I wouldn't use the word either in that instance. I would say " Any two of the hundred will do." the word either is for use when talking about two people or two groups. You might say " Send in either one of the two applicants now." or "Either of the two groups may come in for tea now".