The esophagus, which passes food from the pharynx to the stomach, is about 25 cm(10 inches<span>) in length; the width varies from 1.5 to 2 cm (about 1 inch). The esophagus lies behind the trachea and heart and in front of the spinal column; it passes through the diaphragm before entering the stomach.</span>
Answer: Option A
Explanation:
Carbohydrates are the main source of energy which is required by the body to carryout various processes of the body.
A pregnant women should intake adequate amount of carbohydrates because they should have enough energy to support metabolic processes as she is pregnant.
If a pregnant women would not take enough carbohydrates then there would be many problems associated with the child and mother.
The fact that the cerebrum is still developing during adolescence explains why teenagers act the way that they do is because their brain cannot yet fully comprehend some of the things that they do.
That's the answer to the question