Rotation of the ____ Subunit Causes the _____ Subunit to Change

Multiple Choice

Rotation of the ____ subunit causes the _____ subunit to change from tight conformation where ATP is produced to open conformation where ATP is released.

A) $\gamma$ ; $\alpha$
B) $\gamma$ ; $\beta$$\gamma$
C) $\delta$ ; $\alpha$
D) $\delta$ ; $\beta$
E) $\varepsilon$ ; $\beta$