A strike/lockout is illegal if it is _____?

ہڑتال/تالہ بندی غیر قانونی ہے اگر یہ _____ ہے؟

Commented without giving notice to other party

Continued despite prohibition orders by the Competent Authority

Continued in a period when settlement of award is in operation

All of them

A strike or lockout is illegal in Pakistan if it is: