以上属于JavaScript输出语句的有（）
A、console.log()
B、alert()
C、prompt()
D、document.write()

单项选择题防护人员设置的响墩待停车原因消除后（）。 A. 应该撤除 B. 可不撤除 C. 立即撤除 D. 不可撤除

单项选择题In the specific factors model, a 5% increase in the price of food accompanied by a 0% increase in the price of cloth will cause wages to ________, the production of cloth to ________, and the production of food to ________. A、remain constant; decrease; decrease B、increase by less than 5%; decrease; increase C、remain constant; increase; increase D、increase by more than 5%; increase; remain unchanged