Which of the following is/are wrong in context of Alauddin Khilji?
1. Alauddin's Southern expedition was led by Malik Kafur.
2. Malik Kafur marched with his army up to Madurai.
3. Army of North Indian rulers had not managed to cross Vindhyas other than that of Alauddin Khilji's army.
4. Alauddin Khilji established a direct control over the defeated states of Deccan.
Select the correct answer wing the codes given below.