Answer:
Over the six month period during which the customer has access.
Step-by-step explanation:
The following answer is correct because they deliver their bookkeeping books via e-texts across their online assignment scheduling program.
Thus, at such a phase, learners gain connections with text alerts including educational resources for just the intent of buying the authorization code that allows learners exposure to e-book as well as online educational resources for just a duration of 6 months.