In Terms of Molecular Function, What Do Ras and Myosin

Multiple Choice

In terms of molecular function, what do Ras and myosin have in common?

A) They normally bind to GTP.
B) They couple the hydrolysis of a bound nucleoside triphosphate to protein movements.
C) They switch between two distinct conformations controlled by protein phosphorylation and dephosphorylation.
D) They are multisubunit proteins and contain a scaffold subunit.
E) All of the above.