Mayan achievements and inventions include all of the following, except .
a.
a base 20 mathematic system
c.
365-day calendar
b.
a written language
d.
the wheel
select the best answer from the choices provided
a
b
c
d

because the vietnam war was fought in an especially brutal and untraditional way

was a long, primarily nonviolent series of events to bring full civil rights and equality under the law to all americans. the era has had a lasting impact on united states society, in its tactics, the increased social and legal acceptance of civil rights, and in its exposure of the prevalence and cost of racism. in the south violence and fraud in southern elections from 1868 to 1876, which had reduced black voter turnout and enabled southern white democrats to regain power in state legislatures across the south

the anwser is missions