Based on the article NFL and Nike launch virtual training camp for high school athletes $($see Notes$),$ which of the following statements is not true?

a$.$

The article describes the marketing of a sports service to sports participants.

b$.$

The article provides an example of a partnership between sports entities in sports marketing.

c$.$

NFL players, football coaches, and trainers can all be sports service providers.

d$.$

A virtual training platform is a channel through which a sports product can be made available to sports participants.

e$.$

All of the above statements $($a$-$d$)$ are true.