The words stationary and station

The words stationary and stationery are identical in sound, but different in spelling and meaning. They are ______. ()
A、complete homonyms
B、homographs
C、hyponyms
D、homophones
【正确答案】：D
【题目解析】：(P₁₀₁)解析:同音/同形异义关系指的是不同意义的词具有相同的形式这样一种现象。发音相同的词称为同音异义词。