What took place that quite possibly saved Grant from defeat at Shiloh?

Confederate troops retreated suddenly due to heavy losses.
Union soldiers fought very well.
Buell arrived with reinforcements after the first day of battle.
General Prentiss was able to hold on to his position in the Hornet's Nest.
Reinforcements arrived from General Sherman.

Question

What took place that quite possibly saved Grant from defeat at Shiloh?

Confederate troops retreated suddenly due to heavy losses.
Union soldiers fought very well.
Buell arrived with reinforcements after the first day of battle.
General Prentiss was able to hold on to his position in the Hornet's Nest.
Reinforcements arrived from General Sherman.

vexion21 · Answer

Multiple choice.

ilovepuppieslol · Answer

I suggest researching the battle at Shiloh :)