3. Where are the newest parts of Earth's crust located? A. at mid-ocean ridges
B. at the edges of continents
C. at the tops of mountains
D. in the cratons of continenets

A

Explanation:

Mid-ocean ridges are where new crust is formed as the two plates pull away from each other. Therefore, the newest crust is at the mid-ocean ridges.

At mid ocean ranges.

Explanation:

At mid ocean ranges are where crust is pushed up from underneath. Thus the newest crust has been pushed up there. A midocean ridge is also a fault line.

dna is made up of six smaller molecules -- a five carbon sugar called deoxyribose, a phosphate molecule and four different nitrogenous bases (adenine, thymine, cytosine and guanine).

answer: although many types of viruses can cause a common cold, rhinoviruses are the most common culprit. a cold virus enters your body through your mouth, eyes or nose. the virus can spread through droplets in the air when someone who is sick coughs, sneezes or talks. theres your answer

explanation: