Which term means the level of effort required to complete an activity? recovery intensity time variation

(b

Explanation:

because the rest are wrong

by looking at someone you know and chat with them or look on something like a painting or anything then the person or bring a book with you and act like you reading something or think about something that you like so you can spaceout and not put attention to what is happening around you .

answer; /// blank(1)dementia; blank(2); ///delirium;