Bears maintained their stronghold on Dalal-Street for the third consecutive session on March 18. Nifty ended below 8,500 level, down 3,947 points from the record high of 12,430.50 tested on January 20. Selling was witnessed across sector Nifty Bank Index falling over 7 percent followed by infra, auto, energy and pharma. Here are the top 10 brokerages pick which could give 21-115 percent in medium to long term (LTP is of March 18 closing):