Answer:
Optimism
Explanation:
According to the dictionary, optimism is the confidence in the success of a thing or event. It can also be said to be the hopefulness of success in one's future.
Ideally, optimism can be defined as a mental attitude that shows the belief in the success of an event, profession, examination, etc
very simply put, optimism is the belief or the mindset that a particular thing will work out.
Cheers.