Answer:
Lying down under the table, crawl low under the smoke and call 911 for emergency.
Explanation:
During a strong earthquake, people should lying down under the table or shelves in order to save it from the falling objects. During a fire incident in your school you should crawl low under the smoke to escape from the fire but if the door is closed so search for another exit route. The siblings should be taken to the hospital immediately in the car or call 911 for emergency after having accident in order to save the life of the child.
Answer:
The muscularis externa layer
Explanation:
The muscularis externa layer has three layers of muscle. An innner oblique layer , a middle circular and an external longitudinal layer. The contraction of these muscle layers help to break up the food mechanically.