A) Humble

Explanation:
Arrogance is the quality of being excessively proud or self-important. It is characterized by a sense of superiority and an inflated ego. The opposite of arrogance is humility, which is the quality of being modest and respectful.

Humble individuals possess the following qualities:

1. Modesty: Humble individuals do not boast about their achievements or abilities. They recognize their limitations and do not feel the need to constantly prove themselves.

2. Respectful: Humble individuals treat others with respect and kindness. They value the opinions and feelings of others and do not belittle or demean them.

3. Open-minded: Humble individuals are open to learning from others and acknowledge that they do not have all the answers. They are willing to listen to different perspectives and admit when they are wrong.

4. Grateful: Humble individuals appreciate the contributions of others and express gratitude for their help and support. They do not take things for granted and acknowledge the role of others in their success.

5. Self-aware: Humble individuals have a realistic view of themselves and their abilities. They do not overestimate their importance or skills and are willing to admit their mistakes.

In contrast, arrogance is characterized by:

1. Boasting: Arrogant individuals frequently brag about their achievements, talents, or possessions. They seek validation and attention from others by constantly highlighting their superiority.

2. Disrespectful: Arrogant individuals often belittle or dismiss the opinions and feelings of others. They consider themselves to be better than others and treat them with condescension.

3. Closed-mindedness: Arrogant individuals are unwilling to consider alternative viewpoints or admit when they are wrong. They believe that their own opinions and beliefs are always superior.

4. Ingratitude: Arrogant individuals fail to appreciate the contributions of others and rarely express gratitude. They may take credit for the work of others or minimize their role in their own success.

5. Lack of self-awareness: Arrogant individuals have an inflated sense of self-importance and often overestimate their abilities. They may be unaware of their own flaws and weaknesses.

In conclusion, the opposite of arrogance is humility. Humble individuals possess qualities such as modesty, respect, open-mindedness, gratitude, and self-awareness.