修改选择题bug

src/components/liveProjectDetail.vue

@@ -799,6 +799,7 @@ export default {
     showMember(i) {
       if (this.typeC.length > 0) {
         // this.steps = 2;
+        this.typeC = [];
         this.isAnswer = true;
         this.dialogVisible = true;
       } else {