Scientists are able to date how old the fossil is. They also can see odd immigration patterns, which is how they came about things like Pangea.
Answer:
As the population of world is increasing at an alarming rate, the consumption of natural resources is also increasing. Hence, these resources should be conserved to maintain ecological balance and save them for future ganeration
A C and D. It cannot be b because scientists have warned people in the past about volcanoes and their possibility for erupting. Earthquakes cannot be predicted however there are warning signs one can look for.
