Which factors have facilitated the locational shift of the sugar industry from North India to South India?

1. Per acre higher yield of sugar cane
2. Higher sucrose content of sugar cane
3. Longer crushing season
4. Cheap labour

Select the correct answer from the codes given below-
Codes :

A) 1 and 2

B) 2 and 3

C) 1, 2 and 3

D) 2, 3 and 4

This MCQ is part of the UP PSC Previous Year Questions (PYQs) series, focusing on UPPSC Prelims 2011 (GS Paper I)