Oceanic crust is denser than continental crust. At a subduction zone, the oceanic crust usually sinks into the mantle beneath lighter continental crust. ... If the same kind of crust collides, such as continent-continent, the plates may crash together without subducting and crumple together like crashing cars.
Answer: D
Explanation:
Nothing is stopping the population
C. Observation because you observe the information
Dominant allele is the one which show itself in F1 generation,