单选题：3-2. 以下哪句打印出smith\exam1\test.txt？

3-2. 以下哪句打印出smith\exam1\test.txt？ @[B](1)

A. `print("smith\exam1\test.txt")`
B. `print("smith\\exam1\\test.txt")`
C. `print("smith\"exam1\"test.txt")`
D. `print("smith"\exam1"\test.txt")`





A.`print("smith\exam1\test.txt")`
B.`print("smith\\exam1\\test.txt")`
C.`print("smith\"exam1\"test.txt")`
D.`print("smith"\exam1"\test.txt")`


答案：B