The Indian stock market had a mixed trading session on February 5, with benchmark indices closing in the red. The BSE Sensex dropped 312.53 points (0.40%), ending at 78,271.28. It moved between a high of 78,735.41 and a low of 78,226.26 during the day. Similarly, the NSE Nifty50 fell 42.95 points (0.18%) to settle at …