From the given options, select the one which can replace the given expression:

One who is new and inexperienced in a certain job

Novice

The correct answer is: Option (4) → Novice

Novice refers to a person who is new and inexperienced in a particular activity or job.

Option (1) Versatile – someone who is adaptable or skilled in many areas.
Option (2) Veteran – a person with long experience in a particular field.
Option (3) Namesake – a person who shares the same name as another.