Who of the following is the author of a collection of poems called "Golden Threshold"?

Who among the following is the author of the book 'The Problems of the Far East' ?

Who is the author of “Annihilation of Caste”?

Which one of the following authors and their works is correctly stated?

Who is the author of the book 'A Gallery of Rascals'?

Which of the following pairs is correctly matched ?