Final answer:
Edmond Dantes is the individual in prison on page 414 of 'The Count of Monte Cristo'. He is the protagonist who is wrongly imprisoned and later becomes the Count of Monte Cristo, seeking revenge on his betrayers.
Step-by-step explanation:
The individual "in prison" discussed on page 414 in The Count of Monte Cristo is c) Edmond Dantes. He is the protagonist of the novel and is wrongly imprisoned due to the machinations of his enemies, including Danglars and Fernand Mondego. Edmond Dantes is later known as the Count of Monte Cristo after he escapes from prison and acquires a fortune which he uses to seek vengeance on those who betrayed him.
It is important to note that the page number will vary depending on the edition of the book; however, Edmond Dantes is central to the prison narrative throughout the novel. Abbe Faria, another prisoner, becomes Dantes' mentor and close friend while in captivity, offering wisdom and eventually the means to escape.