Giving out all of my points, before i delete my account.
why are some people's limbs different sizes? ex: one arm is slightly longer than the other.

Genetics are often altered during growth and can cause different limbs to be different sizes

answer; ///i believe that the correct answer is(5)

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.