Which of the following statements is true about cucurbits, including melons?(MCAER 2015)

Options:

They are monoecious, meaning they have both male and female flowers on the same plant.
They are dioecious, meaning they have separate male and female plants.
They are hermaphroditic, meaning each flower has both male and female reproductive organs.
They are polygamous, meaning they have a mix of monoecious, dioecious, and hermaphroditic plants within the same species.