2、已進入更年期的卓太太，警覺到骨質疏鬆的風險會隨年齡增加而增加；根據健康信念模式（health belief model)，這是屬於下列哪一個概念？ (A)自覺嚴重性（perceived severity ) (B)自覺罹患性（perceived susceptibility ) (C)自覺障礙（perceived barriers) (D)自覺利益（perceived benefits)