I don't have an answer for you, but I do have an important hint ... one that will
stand you in good stead as you go further in your mathematical studies:
The reason there's a drawing right next to this question in the book or on the
homework sheet is that the question can't be answered without the drawing.
Ivan IV the tsar of Russia from 1530-1584 was known as Ivan the Terrible
ANSWER: c. Papaya
EXPLANATION: Unripe papaya has a special enzyme known as Papain. This enzyme is also found in the leaves of the papaya tree. Papain works as the meat tenderizer by breaking down the connective tissues of the meat that comes into its contact.
They farm them because they are used/consumed a lot by humans. Also, since a lot of people like this pdroducts people get payed a lot in order to get the product in city's etc.