<span>Ans: Option C(Maintenance).</span>
Considering all the choices, I believe the main disadvantage of buying fitness equipment is its maintenance. Indeed you will have privacy as you can do fitness exercises using that equipment indoors in your home; you will also flexibility because you can do fitness exercises whenever you want; you will also have a choice to workout when you choose, but if your equipment breaks, you will have to repair it or even buy a new one, which can be expensive as well as the cumbersome activity to do.
-i
Answer is D
hope this helps
Explanation:
1 Formal demography limits its object of study to the measurement of population processes,
2 it refers to events as birth, death, migration, marriage and divorce
3 it studies only numerical data and human population
4 Formal demography is older approach to study population
1 Social demography deals with questions of population composition and change and how they interact with sociological variables at the individual and contextual levels
2 Social demography is analytical, statistical and quantitative study of human population
3 It studies both numerical data and social traits of human population.
4 social demography is newer approach to study population
