Farmers in a certain region have noticed a decrease in the variety of crops that they are able to successfully grow in the region. This has impacted the number of crops that they are able to sell to consumers. Which of the following changes has most likely caused this change in biodiversity? A. increased soil aeration caused by an increase in earthworms B. increased soil fertility caused by an increase in animal waste C. increased space availability caused by an increase in average field size D. increased acid rain caused by an increase in pollution

this question does't support enough resioning to answer.

the federal government of the united states was established by the constitution. us is a presidential republic. the president is head of state, head of government and of a two party legislative and electoral system. the supreme court balances the powers of the federal and the state government. yhe executive branch is headed by the oresident. there are two chambers of congress, the senate and the house of representatives. judicial power is exercised by the judicial branch (or judiciary), comprised of the supreme court and lower federal courts. the judiciary's function is to interpret the   constitution as well as the federal laws and regulations.

the template that is used is page layout then the margins option and finally choose the normal option.