Consider the following distance time graph. The graph shows three athletes A, B and C running side by side for a 30 km race. With reference to the above graph, consider the following statements :
1.The race was won by A
2.B was ahead of A up to 25 km mark
3.C ran very slowly from the beginning.
Which of the statements given above is/are correct ?
a1 only
b1 and 2 only
c2 and 3 only
d1, 2 and 3
UPSC published no Prelims answer keys before 2012.