※ 引述《a109102a (胖胖胖)》之銘言：
: Editors decide __ a paper is to be reviewed, and whether a submission should b
: e rejected, revised or accepted.
: (A) whatever
: (B) in which
: (C) by whom
: (D) how long
: 答案是c 求詳解
by whom a paper is to be reviewed是名詞子句，作為decide的受詞。
=who is to review a paper。
其他選項文法或語意不通。