Three of the following are alike in a certain way and

Choose the option that is the passive form of the sentence.

The manager permitted women employees to leave office early on that day.

Choose the option that is the passive form of the sentence.

The security guard opened the gate using his pass.

Select the correct passive form of the given sentence. 

The masons are building the house.

Choose the option that is the passive form of the sentence.

The detective found the lost necklace.

In the sentence, "Despite his hard work, he failed the exam," what is the function of the word "Despite"?

The old people should be taken care of.

The shopkeepers were told (A)/by the police that (B)/goods were being selled(C)/by them at higher prices (D).

Reena bought a new packet of tissues.

Select the correct active form of the given sentence.

The books should have been placed on their proper shelves.

Who can help me with Mathematics?