Heroj-class submarine - The Heroj-class (eng. Hero) was a class of diesel-electric attack submarines built for the Yugoslav Navy during the 1960s. The three strong class represented a significant improvement compared to the earlier Sutjeska-class. Built at the Brodogradiliste specijalnih objekata (eng. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
The answer to this question is:
Mean Of Transportation