Why did president bush urge leaders to set aside differences?

a. his party won
b. the democrats were wrong
c. the challenges were great
d. the people didn't want them to

The correct answer is C. The challenges were great.

During the time of Bush administration there were many challenges which attacked the country.

He took office when there was economic recession whereby the terrorists attacked the economy which was impacted.

It is during the Bush period where there was an increase in spending of federal government as well as revenues.

Unemployment rose and median income for household decreased.

i think it was   tsar alexander ii