下列程序的执行结果为？x = 10 print type(x) x = 10.0 print type(x) x = "10.0" print type(x)

A、<type "int"> <type "float"> <type "str">
B、 <type "int"> <type "int"> <type "int">
C、 <type "str"> <type "str"> <type "str">
D、程序出错