Which concept is illustrated by the following scenario? Marissa is nine. She is a second language learner. She answers questions and expresses wants in English using single words and short phrases. She interacts with English-speaking friends, and every week she gets better at speaking English.

scaffolding
high verbal IQ
Piaget's theory of developmental stages
Stanford-Binet scale

the aorta is the large artery leaving the heart branches into smaller arteries, which eventually branch into capillaries.the arteries carry oxygen and nutrients away from your heart, to your body's tissues. the capillaries are small, thin blood vessels that connect the arteries and the veins. the statement that arteries carry oxygen-rich blood to capillaries is true. veins on the other hand are blood vessels that take oxygen-poor blood back to the heart.

the answer is nerve impulses.

good