—Sorry, she isn't here now. She to Shanghai.
A：went
B：has been
C：has gone
D：will go
学校微信公众号是了解学校大事的一个窗口，以下是摘自某中学微信公众号的三则新闻。阅读新闻，回答问题。
影响生物生存的环境因素可以是阳光、空气、土壤等____ 因素，也可以是生物因素。
—Would you please help me _______, Wang Fei? This question is too hard for me.
—OK. Let me have a try.
