Which of the Following Is a Potential Problem for Memory

Which of the following is a potential problem for memory retrieval in relation to memory connections?

A) If a memory is connected to too many other memories,it can become overused,so it "shuts down" and is forgotten.
B) Establishing a memory connection can often be a lengthy and costly procedure,so memory connections are rare.
C) If two memories become linked,bits of information from one memory can be remembered as part of a different memory.
D) Memory connections can be established only for traumatic memories.