He could not suppress his resentment against that decision.

excitement
contentment
displeasure
happiness

The correct answer is C. displeasure.

Resentment is a feeling of deep and bitter anger or ill-will. It is often caused by a sense of injustice or unfairness. When someone feels resentful, they may feel like they have been wronged or treated unfairly. This can lead to feelings of anger, bitterness, and even hatred.

Excitement is a feeling of great enthusiasm and eagerness. It is often caused by something that is new, exciting, or

enjoyable. When someone is excited, they may feel like they can’t wait for something to happen. They may also feel like they have a lot of energy and are ready to take on new challenges.

Contentment is a feeling of satisfaction and happiness. It is often caused by a sense of peace and well-being. When someone is content, they may feel like they are in a good place in their life. They may also feel like they have everything they need and are grateful for what they have.

Happiness is a feeling of joy and contentment. It is often caused by something that is good or enjoyable. When someone is happy, they may feel like they are on top of the world. They may also feel like they have a lot to be grateful for.

In the given question, the man is feeling resentful because he feels like he has been wronged or treated unfairly. This is evident in the fact that he is unable to suppress his resentment. The other options do not accurately describe the man’s feelings.