The exponential models describe the population of the indicated country, A in millions, t years after 2010. Which countries have a decreasing population? By what percentage is the population of these countries decreasing each yea? Country B A=1173 3 e 0 007t Country CA=33 5 -0013t Country DA= 121 7 e ~0 006t Country EA=1433 e¯0.005t Select the correct choice below and fill in the answer boxes to complete your choice (Simplify your answers. Type integers or decimals rounded to the nearest tenth as needed.) Country B and Country D have the decreasing populations. The population of Country B is decreasing by the population of Country D is decreasing by %% each year B. Country C and Country D have the decreasing populations. The population of Country C is decreasing by the population of Country D is decreasing by % each year OC. Country B and Country C have the decreasing populations. The population of Country B is decreasing by the population of Country C is decreasing by % each year. O D. Country D and Country E have the decreasing populations. The population of Country D is decreasing by 0 the population of Country E is decreasing by 0% each year.