(2019/3/30) Alienware Arena 外星人每日解密任務答案 It cost you nothing to answer the call.

題目：It cost you nothing to answer the call. (Need help? Visit the forums)

答案：https://eu.alienwarearena.com/ucf/show/1997482/boards/gaming-news/News/call-of-duty-mobile-will-be-free-and-exclusive-for-android-and-ios

分值：8