单选题 Shyness, the most common form of social anxiety, occurs when a person"s apprehensions are so great that they inhibit his making an expected or desired social response.
【正确答案】 C
【答案解析】[解析] 题干：害羞是社交中最常见的焦虑形式，表现为人们在社交中由于过于忧虑而无法作出应有的反应。inhibit抑制，约束；restrain抑制，制止；discharge放出，解雇；trigger引发，引起；defer推迟，延期。根据题意，C为正确选项。