It is possible for human to go 40 or more hours without sleep and still be able to (i)____________ information acquired at the beginning of the sleepless period. Thus, when we are considering a role for sleep in human memory consolidation, we are referring to a possible role in the (ii)____________ encoding of information and optimizing of recall, not a (iii)____________ of sleep for recalling events of the prior day. A. legitimate B. longer term C. requirement D. augment E. acute F. surplus G. disgorge H. qualitative I. facet