Some people believe that A, Others take the view that B. While both options(methods) may have their advangates and disadvantages, they can be applied under different circumstances.

(A) is (or can) advantage1, advantage2,but disadvantage1. (B) is (or can) advantage1, advantage2,but disadvantage1. In my point of view, it is more advisable to choose A/B. The reasons go as follows.

First, reason 1 (one advantage of A ,1 sentence). why reason 1(1-2 sentence). one specific example(1-2 sentence). Disadvantage of B (related to advantage of A ,1 sentence).

Second(In addition), reason 2 (another advantage of A ,1 sentence). why reason 2(1-2 sentence). one specific example(1-2 sentence). Disadvantage of B (related to advantage of A ,1 sentence).

All in all(In a word), reason 1, and reason 2. Taking into account of all these factors, we may reach the conclusion that _______A_____________

or:
1. Intoduction
2. The advantages of A and B
3.The disadvantages of A and B
4.My opinion

or :
1. Intoduction
2. The advantages and disadvantages of A
3.The advantages and disadvantages of B
4.My opinion