Which statement best represents current evidence on the durability of long-term storage...? Mcqs

Which statement best represents current evidence on the durability of long-term storage...?

(A) All forgetting involves breakdowns in retrieval

(B) LTM is like a barrel of marbles in which none of the marbles ever leak out

(C) There is no convincing evidence that all one’s memories are stored away permanently

(D) All long-term memory gradually decay at a constant rate