A major item of export through the New Mangalore Port is__________.
A. Coal
B. Chemical
C. Iron ore
D. Steel

Hint: New Mangalore Port is an all-weather port at Panambur, Mangalore in Karnataka. It is the deepest inner harbour on the west coast and the seventh largest port in India.

Complete answer: Looking at the options above:
Option A: The port of Kolkata deals with the largest share of coking coal imports. This option is incorrect.
Option B: Kandla Port imports chemicals and iron & exports of grains, salt & textiles. This option is incorrect.
Option C: The major exports shipped through the new mangalore port is iron ore. It also handles the imports of petroleum products, fertilisers, edible oils, etc. Iron ore has played an important role in the overall traffic scenario of New Mangalore Port over the years. This option is correct.
Option D: Paradip is one of India's busiest iron ore and steel export ports. This option is incorrect.

Hence, the correct answer is option 'c'.

Note: The new Mangalore port operated by New Mangalore Port Trust (NMPT).It was founded in 1974 and inaugurated by the then Prime Minister Smt. Indira Gandhi.