The workers decided to go on strike when the management rejected their demand for higher wages.
The sentence is describing a situation where workers are considering going on strike due to a disagreement with the management regarding their demand for higher wages. Let's break it down:
"The workers decided to go on strike": This part of the sentence indicates that the workers have made a decision to go on strike. Going on strike means that they will stop working as a form of protest or to demand certain changes.
"when the management rejected": This part introduces the reason for the workers' decision. The management, which represents the company or employer, has rejected something.
"their demand for higher wages": The rejected demand is related to the workers' request for an increase in their wages or salaries. The workers are asking for higher pay, but the management has turned down this request.
Therefore the complete sentence is the workers decided to go on strike because the management refused their demand for higher wages.
The correct complete question is
The workers.......... to go on strike when the management..... their demand for higher wages. The answer is incomplete.