Which article of the Indian constitution is related with the Separation of judiciary from executive?

50 

The correct answer is Option 4 - 50

The article in the Indian Constitution related to the Separation of Judiciary from the Executive is Article 50.

It states: "The State shall take steps to separate the judiciary from the executive in the public services of the State."

It's important to note that Article 50 falls under Part IV (Directive Principles of State Policy). These principles are not enforceable by law but are considered guidelines for the government to follow while making policies.