A large number of early pregnancies result in spontaneous abortion, which occur so early that the woman may never be aware that she was pregnant

Tanner's (1978) growth curve is an example of

A. readiness B. catch-up C. severe deprivation D. critical period

Sometimes we come very close to retrieving infomation and we are sure we know it but we can't seem to verbalize it. This is called _________.

Fill in the blank(s) with the appropriate word(s).