D because they were now aware of challenges that may arise like disease when invading
Muslims believe that Muhammad is the last and final messenger and prophet of God who began receiving direct verbal revelations in 610 CE. The first revealed verses were the first five verses of sura Al-Alaq that the archangel Jibril brought from God to Muhammad in the cave Mount Hira. Taught man that which he knew not.
(On google)
(I don’t know if I did it right but hoped it helped!)
The answer is C. Battle of Palmito Ranch because Robert E. Lee, the last land action of the civil was took place at Palmito Ranch near Brownsville.