Okay you need to put the photograph
Population Size and Density: Total size is generally expressed as the number of individuals in a population.
Population dispersion or spatial distribution
Age structure
Natality (birth rate)
Mortality (death rate)
That would be about 150 million years. Hope I helped!
Answer:
A population is a group of people living in one area. A community is all the populations in a certain area.
B I’m not sure but that’s the best answer I can think of:)