Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (–1 i) (21 5i)? (–1 i) (21 5i) 0 –1 (i 21) 5i (–1 21) (i 5i) –(1 – i) (21 5i)

Which scenario describes intraspecific, indirect competition? a. a peacock defends its territory against another peacock. b. lions and hyenas compete for the same prey animals. c. a male black bear eats fish in an area of a lake, so other black bears can’t. d. different species of birds fight over spilled popcorn on the ground.

What did pavlov initially notice about the animals in his original research after conditioning took place?

Ben’s job responsibilities include ordering in supplies, tracking inventory, managing waitstaff, and greeting guests. what does ben do? a) warehouse manager b)restaurant manager c)hotel manager d)shipping company manager