Read the definitions and choose the right variant.

1. A ​commander in ​charge of all the ​armed ​forces of a ​country or of all the ​forces ​fighting in a ​particular ​area or ​operation.

• Pilot
• Commander-in-chief

2. A change in the words of a document, or the process of doing this.

• Amendment
• A new part

3. To say exactly what something means, or what someone or something is like.

• Democracy
• Define