The absolute refractive index of glass and water are 1.5 and 1.33 respectively. In which medium does light travel faster? Calculate the ratio of the speed of light in the two media:
a) Light travels faster in water, ratio: 1.13
b) Light travels faster in glass, ratio: 0.89
c) Light travels faster in glass, ratio: 1.13
d) Light travels faster in water, ratio: 0.89