Answer:
Academic learning time.
Explanation:
The Academin learning time, refered to as ALT, is the amount of time in which students are active, successfull, and productively enganed in learning.
In this case, Alice is boosting the ALT of her students by structuring her instructions and giving them the choice of working alone or with her. Those students who struggle can be helped by her and those who don't can work on their own or however they feel most comfortable.
a proportionate saving in costs
The Aryan system was based mostly on family connections. It was also called the "noble or great ones."
What wave?.... we need the full question
