The following graph shows the production of cotton cloth (in lakh metres) by three companies A, B and C over the years.
What is the ratio of the production of Company C in the years 1996 and 1997 to the production of Company B in the years 1999 and 2000?
1
3 ∶ 11
2
51 ∶ 52
3
11 ∶ 3
4
52 ∶ 51