salam

As for as ur query is concerned,i will say that its purely subjective and personal question so answer would be also same wid regard to personal approach,but despite of that i will say,if u study for six months wid open mind and heart plus wid other factors as my above members explained in sheer manner so u can easily hit the bull eye.

waslam

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There are extraordinary people in very ordinary look. and
most of the time ordinary people do extra ordinary things.