People are born with about 100 billion neurons, most of which are in the _________

The hygiene hypothesis purports that children today are overprotected from viruses and bacteria

Indicate whether this statement is true or false.

Recall is more difficult than recognition because it

A) involves noticing that a stimulus is identical or similar to one previously experienced. B) is a fairly automatic process. C) involves remembering a stimulus that is absent. D) does not involve a deliberate search of long-term memory.