When the author said "Cases are recorded of people who forgot so little" (Line 5, Para. 3)
When the author said "Cases are recorded of people who forgot so little" (Line 5, Para. 3) he meant that there were cases______.
A.that were forgotten by some people
B.that were recorded by forgetful people
C.in which people did not forget things as normal people did
D.in which some people were normally forgotten by others