题目

As Ren rarely makes public appearances, the annual report represents one of few occasions _______ he shares his views on Huawei and the industry. A . when B . where C . which D . whom 答案：A已知数列的前项和为，，且（为正整数） （Ⅰ）求出数列的通项公式； （Ⅱ）若对任意正整数，恒成立，求实数的最大值