In answering this question, a few things must be taken into consideration. FIrstly, the question clearly asks for the advantages of being a sole trader. This means that any time wasted in explaining a disadvantage of this will gain no marks. The marks allocated to the question give an idea of how many advantages you may need to put across. If this question was for 8 marks, you would probably need to explain in detail about 4 advantages. An evaluation point may help at the end of your response.