Read the following passage and choose the correct option below:

On Sunday, 25th February, the Russian government suspended the Duma. Politicians spoke out against the measure. Demonstrations returned in force to the streets of the left bank on the 26th. On the 27th, the Police Headquarters were ransacked. The streets thronged with people raising slogans about bread, wages, better hours, and democracy. The government tried to control the situation and called out the cavalry once again. However, the cavalry refused to fire on the demonstrators. An officer was shot at the barracks of a regiment, and three other regiments mutinied, voting to join the striking workers. By that evening, soldiers and striking workers had gathered to form a ‘soviet’ or ‘council’ in the same building as the Duma meeting. This was the Petrograd Soviet.

The very next day, a delegation went to see the Tsar. Military commanders advised him to abdicate. He followed their advice and abdicated on 2 March. Soviet leaders and Duma leaders formed a Provisional Government to run the country. Russia’s future would be decided by a constituent assembly elected on the basis of universal adult suffrage. Petrograd led the February Revolution, which brought down the monarchy in February 1917.

The police headquarters were ransacked on: