The correct option is B 2006
2004: 100×0.6×1.67100 = 1.002 cr
2005: 110×0.52×2.09100 = 1.146 cr
2006: 125×0.64×2.5100 = 2 cr
2007: 135×0.67×2.22100 = 2.008 cr
2008: 150×0.8×2.08100 = 2.496 cr
2009: 160×1.25×1.59100 = 3.18 cr
Compared to the previous year, in 2006 the increase in spending on CSR is maximized.