Millions of species exist today. based on darwin's theory of evolution, which of the following best explains how this is possible?

a. organisms pass on acquired traits to evolve into more advanced life forms.

b. organisms are selectively bred to create new species.

c. new species are crossed with each other to form many different organisms.

d. different genetic variations in organisms are selected in different habitats.

In the united states there are strict fishing seasons and limits, but not all countries enforce similar laws. in bangladesh there are few if any fishing restrictions. what might be the reason for less restrictions in smaller countries like bangladesh? a) the united states is the only country worried about overfishing. b) the united states wants to limit the supply of fish to increase the price. c) bangladesh and smaller countries have an unlimited supply of fish in their coastal waters. d) small countries, such as bangladesh, are practicing subsistence fishing, taking only the fish needed to survive.