How did the work of Louis Pasteur help improve the quality of life for people during the Industrial Revolution?

It explained the reason for the struggle between the classes.

It gave new insights about human behavior.

It provided a new way of understanding human origins.

It led to new ways to fight disease.

Hich explains why the constitution gave congress the power to create a system of federal courts? the constitution wanted congress to share power with the judicial branch. the constitution anticipated the need for courts lower than the supreme court. the constitution wanted congress to share power with the appellate courts. the constitution anticipated the need for courts equal to the supreme court.