This question is about a sports endorsement deal signed around 2012. Sushil Kumar is an Indian freestyle wrestler who won a bronze medal at the 2008 Beijing Olympics and a silver medal at the 2012 London Olympics, along with a gold at the 2010 World Wrestling Championships. Let's check the companies listed.
Of the four companies, only Ralson Tyres matches the actual sponsorship, since it used Sushil Kumar's Olympic medal winning image to market its products as strong and dependable.
Let's summarize:
So the correct answer is option (b), Ralson Tyres.