Determine whether the data set is a population or a sample. explain your reasoning. the age of each resident in an apartment building.the age of each resident in an apartment building. choose the correct answer below.
a. ​sample, because it is a collection of ages for some people in the apartmentages for some people in the apartment building.building.
b. ​population, because it is a subset of all apartment buildings in the city.all apartment buildings in the city.
c. ​sample, because it is a collection of ages for all people in the apartmentages for all people in the apartment building commabuilding, but there are other apartment buildings.but there are other arpartment buildings.
d. ​population, because it is a collection of ages for all people in the apartmentages for all people in the apartment building.