Henry is a cyber security specialist hired by BlackEye Cyber Security Solutions. He was tasked with discovering the operating system (OS) of a host. He used the Unicornscan tool to discover the OS of the target system. As a result, he obtained a TTL value, which indicates that the target system is running a Windows OS.
Identify the TTL value Henry obtained, which indicates that the target OS is Windows.

A. 128
B. 255
C. 64
D. 138