Complete the summary by choosing one sentence (A,...

Câu hỏi: Complete the summary by choosing one sentence (A, B, C or D) that is among the most important information to fill in the blank.SUMMARY: This passage discusses the Battle of Gettysburg. The battle began when Confederate and Federal soldiers met by accident near Gettysburg. _______ . Failures by the Confederate forces in planning and intelligence allowed the Union army to win the battle

A When Lee realized that Ewell had not attacked, the opportunity was gone

B Confederate General Ewell hesitated to attack, which allowed the Union forces time to prepare

C The Confederate soldiers regrouped south of Gettysburg on high ground

D A total of 160,000 men were involved in the battle