Windows is very happy to run a program automatically when a USB flash drive is inserted into a PC . How convenient , both for end users and for bad guys .

Based on the preceding passage, choose your answer for question Why is the narrator so skeptical about Windows as a computer program ?
OPTIONS:
(1). The narrator believes Microsoft is insecure .
(2). None of the above choices .
(3). The narrator believes Microsoft is not efficient .
(4). The narrator believes Microsoft is virus - ridden .
The answer is:
(1).