Pen drive is one of the most popularly used device and can be used in _____…

Pen drives are portable storage devices that connect to computers through specific ports. Let's analyze each option:

Option A: SSD (Solid State Drive) is a type of storage device, not a port. It is used internally in computers and cannot be used to connect a pen drive.

Option B: USB (Universal Serial Bus) is a standard port type used to connect external devices like pen drives. It allows data transfer between the device and the computer.

Option C: UBS is a misspelled version of USB. It is not a recognized port type and is therefore incorrect.

Option D: SD (Secure Digital) is a memory card format used in cameras and mobile devices, not a port for connecting pen drives.

Option E: This indicates the question was not attempted. A correct answer must be selected from the available options.