The correct options are
B Sir William Jones
D Friedrich Max Muller
An Orientalist is a historian from the west who studies the language, culture, history or customs of countries in eastern Asia. They looked at the similarities between Sanskrit and a few European languages. Sir William Jones and Friedrich Max Muller are prominent examples of Orientalists.
Ranjendra Lal Mitra and Ramkrishna Gopal Bhandarkar are examples of prominent nationalist historians.