Correct Answer: humble

Solution : The correct answer is the fourth option.

Explanation : Timid implies a lack of confidence or shyness, and among the options, humble is the closest synonym. Both words suggest a modest or reserved demeanour. Therefore, in this context, "humble" is the most appropriate synonym for timid.

The meaning of the other options is as follows:

• Courageous : This term denotes bravery.
• Bold : This term refers to a person who is daring, confident, and not afraid to take risks.
• Confident : This term refers to having a belief in one's abilities and being self-assured.

Therefore, the correct synonym is humble .