Hi friends, I have an issue in solving a Collision Problem. Please Help me in solving this. Thank you all in advance. The problem is as: https://fbcdn-sphotos-c-a.akamaihd.net/hphotos-ak-frc3/q71/s720x720/1384332_1432382970322142_101322866_n.jpg Attempt: https://fbcdn-sphotos-d-a.akamaihd.net/hphotos-ak-ash3/q81/s720x720/994348_1432381503655622_646459501_n.jpg So friends according to me the answer should be option (A) but according to question option, (B) is correct. Please try to help me in this. I will appreciate the help.