Explanation:

- Option 1: To pay no heed

This means to ignore or disregard something.

- Option 2: To be very excited

This refers to feeling eager, enthusiastic, or thrilled about something.

- Option 3: To be surprised

This phrase means to be taken by surprise, find something unexpected or shocking.

Correct Answer

- Option 4: To take something back

This usually means to retract a statement or action, or to physically return an item.

"To be taken aback" typically means to be surprised or to react with unexpectedness.