Around 7000 years ago agriculture emerged in Mesoamerica including the domestication of maize beans and squash causing major changes in the plants that people cultivated three sisters agriculture had spread across Mexico by 3500 years ago though they originated at different

True.

Explanation:

Mesoamerica is the region between southern Mexico and northern Costa Rica, has been inhabited by different populations for 10,000 years. The inhabitants of these regions were nomadic hunting and gathering tribes until they finally domesticated various agricultural products.

These crops are known as "the three sisters", they are maize, beans, and squash. These crops have the quality of being easily harvested and stored, which allowed the first settlements to form.

For later cultures, such as the Mayan or Aztec civilization, these foods were essential in their diets. And at present, in the region, the cultural gastronomy still uses these grains.

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-   william jennings bryan is a democrat while mckinley was a republican

at that time, the segment of population that choose for democratic party were the voters with low economic background and vice versa

- william jennings has support of populists and wants to have inflation to farmers while mckinley has support of bankers and businessmen , doesn't want inflation

the fixed value of gold make the large business able to stack up their gold without   being worried that it would devaluated.

- william jennings supported the silver standard while mckinley supported the gold standard

according to jenning, using other metal beside gold could the poor people to have more purchasing power and them advance in the society.

d.

the northwest territory became the most densely populated area in the u.s.