What did Charles Darwin mean when he stated that some organisms were 'more fit' than other organisms?

A) some organisms were heavier and stronger

B) some organisms were more likely to reproduce

C) not all organisms had the same natural life span

D) not all organisms were equally suited to gathering food

When Charles Darwin stated that some organisms were 'more fit' than other organisms, he meant that some organisms were more likely to reproduce. He meant that s ome organisms are more likely to pass on more desirable and useful traits to offspring than other organisms. The correct answer is letter "B."