What event changed the outcome of the battle of bull run?

Question- What event changed the outcome of the battle of bull run?

Answer- He put out a call for more army volunteers. He signed two bills requesting a total of 1 million solders to serve for three years. Battle lasted two days.

answer; ///i do believe that the correct answer is (d); ///athens had a small population;

i confess that there are several parts of this constitution which i do not at present approve, but i am not sure i shall never approve them: for having lived long, i have experienced many instances of being obliged by better information or fuller consideration, to change opinions even on important subjects, which i once thought right, but found to be otherwise. it is therefore that the older i grow, the more apt i am to doubt my own judgment, and to pay more respect to the judgment of others.