Fill in the blanks:

a) Subjects that were placed on the Union List were ____, ______and ______.

b) Subjects on the Concurrent List were ____ and ____.

c) Economic Planning by which both the state and private sector played a role in development was called a ____model.

d) The death of ______sparked off such violent protest that the government was forced to give into the demand for the linguistic state of Andhra.