The retirement age in Bolandia will be raised from 66 to 67 over two years: every six months the minimum age will jump up by 3 months. Anyone over the retirement age on the date they apply will immediately get a free retired-person’s bus pass.
A It’s not possible to be younger.
B Just under 3 months.
C Just under 6 months.
D Just under 1 year
Please show workings.