Which American Anthropologist wrote the book Cows, Pigs, Wars and Witches?

Who among the following describes the Field as the 'ethnographer's laboratory' in
his book Man and His Works?

The author of the book The Tribes and Castes of Cochin?

The journal Man in India was started in Ranchi in 1921 by?

What is the sub-title of the book India's Changing Villages written by S C Dube,
which was published in 1958?

Social Revolution in a Kerala Village is a book written by?