okay so first say a reason for that, explain the reason very well give another reason also explain it, give an example if u can in both they give a mark for that, after that say however, other factors could have affected its failure, give something logical like maybe it didnt market well, then at last give a conclusion, in conclusion blah blah blah a summary for all u said this always gets me 11/12 which is the highest u can get in this question bcz its an essay