The brain, bones, and muscles work together to help people move. What other organs work together to support movement in the body? A
liver and lungs
B
liver and bladder
C
heart and bladder
D
heart and lungs

What will happen to a population of predators if there is a sudden, temporary increase in the number of prey? a. the population of predators will be uniform with no change. b. the population of predators will increase first and then decrease slowly. c. the population of predators will increase continuously.

The most effective way to provide children with safety messages is to

Which of the following sentences has a compound predicate?