Answer:
A. set_union
Explanation:
The algorithm set_union is used to find the elements in one range of elements that do not appear in another range of elements.
Answer:
It is the very last statement (bottom). Also copied to the the client
Explanation:
Exercise Breathe deeply Take breaks Study at night
I think:
<span> C) Regularly check Publisher's 'Rejected' Tab <span>D) Enable email notifications for failed messages under Preferences</span></span>
But I am not sure.
