Which fuel has the shortest span of renewability? a) coal b) nuclear c) oil d) solar

I believe the answer is: Solar

Solar is the type of energy that derived from the heat energy created by the Sun. So, the renewability for solar energy is around 12 hours time frame considering that the sun is up that period. The other options need years before they could be renewed.

answer; i do believe its (b) 12.5 years of age;

no, dan should reduce his discretionary spending. not long-term goals involve more planning than short-term goals do