What is a sonogram?

a map of the ocean floor
a picture of the inside of the human body
a record of the communication of dolphins
a diagram of the navigation of a bat

a picture of the inside of the human body

A sonogram is a picture of the inside of the human body. It is a medical imaging technique that uses sound waves to visualize the structures inside the body. Here's how you can get the answer:

1. Start by understanding what a sonogram is. It is a term commonly used in medical imaging to refer to an ultrasound image.

2. Use a search engine such as Google or Bing to search for "What is a sonogram?" or "Definition of sonogram."

3. Look for credible sources like medical websites, dictionaries, or educational institutions that provide accurate information.

4. Read through the search results and find a definition or explanation that clearly states that a sonogram is a picture of the inside of the human body using ultrasound technology.

5. Cross-reference the information from multiple sources to ensure accuracy.

Based on the provided options, a sonogram is not related to mapping the ocean floor, recording dolphin communication, or diagramming bat navigation.

A sonogram is a picture of the inside of the human body.