Which interaction best illustrates the concept of mutualism?
a) jaguars feeding on wild pigs.
b) squirrels playing with other squirrels.
c) malaria protozoans living on the blood of a host.
d) nitrogen-fixing bacteria in root nodules of legumes.

the president has the power to appoint federal judges, ambassadors, and other "principal officers” of the united states, subject to senate confirmation of such appointments.

it is a part of john locke's natural rights popular during the age of enlightenment that people had inalienable rights to life, liberty and property. this was reflected by thomas jefferson in his declaration of independence as rights to life,liberty and the pursuit of happiness.

another line in the declaration of independence is that people have certain rights just because they are human. humans are capable of obeying the three natural rights john locke mentioned making them governable by these laws and therefore entitled to these rights as well.