单选题
Doman's new approach was to
A、
increase the different types of stimulation.
B、
give shorter periods of decreased stimulation.
C、
intensify the decreased stimulation.
D、
decrease the time between the periods of stimulation.
【正确答案】
D
【答案解析】
[解析] 本题考查细节辨析。第二段提到：“增加刺激持续时间…”这说明减少了两次刺激之间的间隔时间。[D]与题意相符。
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