A proposal to appoint Reliance Industries Executive Director Nita Ambani as a visiting professor at the prestigious Banaras Hindu University has led to protests at the campus. Around 40 students of the university in Uttar Pradesh's Varanasi staged a demonstration outside the house of BHU Vice Chancellor Rakesh Bhatnagar on Tuesday. As per news report of NDTV, Reliance Industries Limited, however, has said Nita Ambani, 57, has not received any such invitation.