单选题
__illness,he went to the seaside for vacation.
ADue to
BAccording to
COwing to
DFor the sake of
正确答案
答案解析
due to表示“因为”，但不能放在句首。according to是“根据，按照”的意思。0wing to相当于because of；for the sake of表示“为了（某人）；看在（某人）的份上”。