Choose the correct alternative for the underlined portion:
Each village in the state is provided by electricity supply.
Choose the correct alternative for the underlined portion:
Nothing please her more than reading books and magazines.
Which one of the following best improves the underlined phrase?
Deactivated viruses form the basis of many vaccines known for their effectiveness to \(\underline{prevent\ diseases.}\)
Which of the following is the correct grammatical form of the underlined portion?
'Hansel and Gretel', an enchanting fairy tale, is the story of two young children whom stumble across a cottage made of gingerbread.
When $10^{100}$ is divided by 7, the remainder is ?