momento
memorial
recognition
witness
Answer is Right!
Answer is Wrong!
The correct answer is: recognition.
A momento is a small object that is kept as a reminder of a particular event or person. A memorial is a structure or object that is built to commemorate a person or event. Recognition is the act of acknowledging or honoring someone or something. A witness is someone who sees or hears something happen.
In the context of the question, the reward is a recognition of the person’s service to mankind. The reward is a way of acknowledging the person’s contributions and honoring their work.