Greek and roman philosophers contributed to the theory of evolution when they agreed that a. all living things are related. b. all living things inherit acquired traits. c. all living things have remained unchanged over time. d. all living things share a common ancestor.

Greek and Roman philosophers contributed to the theory of evolution when they agreed that "all living things are related".

The main idea behind evolution is that one organism lead to the creation of another which in simple words can be summed up as the answer above. The main individual to concoct any hypothesis close to Darwinian evolution was Anixamender of Miletus who composed a broad sonnet, now lost, depicting a characteristic way to deal with the production of living creatures instead of a godly one. He contended that the world started in a primordial void, apeiron, which was an uncertain substance. He additionally contended that at one moment the “man” didn't exist, yet changed after some time from other organisms to human.

i think the answer is c, rivers.

explanation:

sometimes, borders fall along natural boundaries like rivers or mountain ranges. for example, the boundary between france and spain follows the crest of the pyrenees mountains. for part of its length, the boundary between the united states and mexico follows a river called the rio grande. the borders of four countries divide africa’s lake chad: niger, chad, cameroon, and nigeria.

a.that is my answer.

brainliest .