Question

why does the author compare arteries, capillaries and veins to streets and highways?

a to give readers an idea of how quickly blood travels through the veins, capillaries and arteries in our bodies

b to help the reader better understand the way that veins, capillaries and arteries connect the parts of our bodies

c to prove to readers that the system of veins, capillaries and arteries in our bodies is complicated like a system of streets

Explanation:

Comparing blood - vessels to streets helps in visualizing how they connect different parts of the body, similar to how streets connect different locations. It's a way of making a complex biological concept more understandable.

Answer:

B. to help the reader better understand the way that veins, capillaries and arteries connect the parts of our bodies