Question:
Which employer did Gaetano Scorza work for in Mar, 1917?

Context:
 Gaetano Scorza works for University of Naples Federico II from Jan, 1921 to Jan, 1935. 
 Gaetano Scorza works for Sapienza University of Rome from Jan, 1935 to Jan, 1939. 
 Gaetano Scorza works for University of Pisa from Jan, 1898 to Jan, 1899. 
 Gaetano Scorza works for University of Catania from Jan, 1916 to Jan, 1921. 
 Gaetano Scorza works for University of Turin from Jan, 1899 to Jan, 1900. 
 Gaetano Scorza works for University of Parma from Jan, 1913 to Jan, 1916. 
 Gaetano Scorza works for University of Cagliari from Jan, 1912 to Jan, 1913.

Answer:
University of Catania