Which of the following is $NOT$ an outbreeding device?

What is the outbreeding device,where the stamens and carpels mature at different times called?

Which of the following devices promote cross-pollination?
$(i)$ Non-synchronization of pollen release and stigma receptivity
$(ii)$ Anther and stigma are placed at different positions
$(iii)$ Monoecious plants
$(iv)$ Production of dioecious plants
$(v)$ Self-incompatibility
$(vi)$ Anther and stigma are placed close to each other
$(vii)$ Self-compatibility

Select the correct option for self-pollination in plants from the following.

In Cleistogamous flowers . . . . . . .

Both,autogamy and geitonogamy are prevented in