A.肩關(guān)節(jié)內(nèi)收,肘關(guān)節(jié)屈曲,腕關(guān)節(jié)背伸、手指分開
B.肩關(guān)節(jié)內(nèi)收,肘關(guān)節(jié)屈曲,腕關(guān)節(jié)掌屈、手指分開
C.肩關(guān)節(jié)外展,肘關(guān)節(jié)伸直,腕關(guān)節(jié)背伸、手指分開
D.肩關(guān)節(jié)外展,肘關(guān)節(jié)屈曲,腕關(guān)節(jié)背伸、手指分開
E.肩關(guān)節(jié)外展,肘關(guān)節(jié)伸直,腕關(guān)節(jié)背伸、手指并攏