Khi mua sắm bạn thích hình thức khuyến mại nào?
[{"answer":"Ho\u00e0n ti\u1ec1n","total":161,"male":61,"female":100},{"answer":"\u0110\u01b0\u1ee3c t\u1eb7ng s\u1ea3n ph\u1ea9m \u0111i k\u00e8m.","total":125,"male":57,"female":68},{"answer":"Mi\u1ec5n ph\u00ed ship","total":110,"male":49,"female":61},{"answer":"T\u00edch \u0111i\u1ec3m \u0111\u1ed5i qu\u00e0.","total":64,"male":31,"female":33},{"answer":"Quay m\u00e3 tr\u00fang th\u01b0\u1edfng","total":32,"male":14,"female":18}]
Tổng số người trả lời: 492 người.