Which Observation(s) Support(s) the Idea That the Fundamental Consolidating Event

Which observation(s) support(s) the idea that the fundamental consolidating event is the construction of an enlarged stable spine? (Select all that apply.)

A) Inhibiting NMDA receptors prevent LTP induction.
B) Preventing actin polymerization prevents LTP from enduring.
C) Preventing cofilin phosphorylation prevents LTP from enduring.
D) Inhibiting actin polymerization prevents the generation of LTP.
E) None of the above