Who was chosen by hazrat Umar (R.A) to lead the Muslim Army in the battle ofQadsiya?

A. Hazrat Ubaida bin Jerrah
B. Hazrat Khalid bin Waleed(R.A)
C. Hazrat Saad bin Abi Waqas (R.A)
D. Hazrat Usama Bin Zaid (R.A)