The monkey was happy but lonely

The correct answer to the question is option C, which states that the monkey was happy but lonely and wanted a companion. Let's discuss why this is the correct answer in detail.

1. The monkey was happy:
The statement mentions that the monkey was happy. This implies that the monkey was content and experiencing positive emotions. Happiness is often associated with feeling satisfied, joyful, and contented. So, the monkey's initial state was one of happiness.

2. The monkey was lonely:
Loneliness refers to a feeling of being alone or isolated, often accompanied by a longing for companionship. While the monkey was happy, it was also lonely. This suggests that despite its happiness, the monkey felt a sense of solitude and desired the presence of another individual or companion to share its happiness with.

3. The monkey wanted a companion:
The statement explicitly states that the monkey wanted a companion. This indicates that the monkey's happiness was not complete or fulfilling enough without the presence of another monkey or any other living being. The monkey desired the companionship of someone else to alleviate its loneliness and enhance its happiness.

4. Both A and B:
Option C states that both loneliness and the desire for a companion are true for the monkey. This means that the monkey's happiness and loneliness are not mutually exclusive but coexist simultaneously. The monkey's happiness does not negate its longing for companionship.

Therefore, based on the information provided, option C is the correct answer as it acknowledges that the monkey was happy but also lonely and wanted a companion to share its happiness with.