The poor student works hard during this holiday _______ he’ll be able to get enough money for the next term.

A．so that

B．even though

C．as if

D．such that

刘安，西汉思想家、文学家，汉高祖孙，袭父爵封为淮南王。集体编着《淮南鸿烈》，也叫（）。