Among the following cities which one lies in the farthest North ?

Beijing
New Delhi
New York
Rome

The correct answer is (a) Beijing.

Beijing is located at 39.9042° N, 116.4044° E. New Delhi is located at 28.6139° N, 77.2083° E. New York is located at 40.7127° N, 74.0059° W. Rome is located at 41.9028° N, 12.4972° E.

Therefore, Beijing is the farthest north of the four cities.