According to darwin, organisms that are best adapted to their environment are more likely to produce offspring than organisms that are less well adapted to their environment. which phrase is used to summarize this idea? a) species variability b) survival of the fittest c) use and disuse of organs eliminate d) evolution through mutation

Its B) Survival of the fittest

Explanation:

The process in nature by which, according to Darwin's theory of evolution, only the organisms best adapted to their environment tend to survive and transmit their genetic characters in increasing numbers to succeeding generations while those less adapted tend to be eliminated.

can you take a picture of the passage so i can answer your question

the underline word is basically like a prepositional phrase.