The confederates under Generals Johnston and Beauregard achieved considerable success on the first day, but they were defeated on the second day by the Union army under General Grant. Identify this major battle in the western Theater fought on April 6 and April 7 in 1862 in southwestern Tennessee.
A.)Battle of Shiloh
B.)Battle of Murfreesboro
C.)Battle of Tennessee
D.) battle of Fredericksburg