What Evidence Suggests That the Inner Mitochondrial Membrane Has Evolved

What evidence suggests that the inner mitochondrial membrane has evolved from a bacterial plasma membrane? (Select all correct choices)

A) the presence of porins in both membranes
B) the virtual absence of cholesterol from both membranes
C) both membranes being rich in cardiolipin
D) both membranes being rich in diphosphatidylglycerol