When you create a notebook, you need to mention the pool either SQL or Spark Pool that needs to be connected to the notebook. In terms of languages, a notebook needs to be set with a primary language. 
Statement: It is possible to utilize multiple languages in one notebook. 
Choose the correct option regarding the statement above.

Answer options:

A.True
B.False

Correct Answer: A 
Here is the list of primary languages that are available within the notebook environment: PySpark (Python)
NET Spark (C#)
Spark (Scala)
Spark SQL
It is possible to utilize multiple languages in one notebook by mentioning the language through a magic command at the beginning of a cell. The magic commands for switching the cell languages are given as below: 

It is not possible to reference variables or data directly across multiple languages in a Synapse Studio notebook. 
Reference: 
To know more about creating, developing, and maintaining notebooks, please visit the below-given link: 

https://docs.microsoft.com/en-us/azure/synapse-analytics/spark/apache-spark-development-using-notebooks?tabs=classical