Last Updated：2025/12/22
Sentence
A
fundamental
creative
act
of
American
man
was
the
development
of
maize.
For
it
was
maize
that
made
possible
and
sustained
the
whole
Peruvian
civilization
as
well
as
Mexican
and
Central
American
ones.
Exactly
where
it
originated
is
not
known,
but
corn
was
found
in
pre-Mayan
graves
dating
to
3000
B.C.
Quizzes for review
A fundamental creative act of American man was the development of maize. For it was maize that made possible and sustained the whole Peruvian civilization as well as Mexican and Central American ones. Exactly where it originated is not known, but corn was found in pre-Mayan graves dating to 3000 B.C.
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