What are three events that may lead to speciation

Allopatric Speciation (alios— other, patria— native land): In this type of species formation, a part of the population becomes geographically isolated from the main population. ...

•Sympatric Speciation (sym— together, patria— native land): ...

•Parapatric Speciation: ...

•Quantum Speciation:

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

i believe your answer would be c.. : )