What is the meaning of the phrase" rock the boat"?

to cause imbalance

The phrase "rock the boat" means to cause trouble or upset the status quo. It is often used to warn someone not to do something that might cause problems or make waves. The phrase is thought to have originated in the 19th century, when boats were the main means of transportation. If someone rocked the boat, they could cause it to capsize or become unstable. This could be dangerous for everyone on board.

The answer is (2) to cause imbalance.

The other options are incorrect.

• (1) to change opinion means to alter one's beliefs or views.
• (3) tremble with fear means to shake or quiver with fear.
• (4) to be over reactive means to respond to something in an exaggerated or excessive way.