Who stated that __ "Only the fittest organisms will adapt and survive through the process of natural selection"? Charles Darwin Alfred Adler Sigmund Freud Carl Jung

## Step 1<br />The question is asking us to identify the person who stated the phrase "Only the fittest organisms will adapt and survive through the process of natural selection". This phrase is a fundamental concept in biology, specifically in the field of evolution.<br /><br />## Step 2<br />The concept of natural selection is a key mechanism of evolution. It was first fully articulated by Charles Darwin and is now widely accepted as the primary process by which evolution occurs.<br /><br />## Step 3<br />Alfred Adler, Sigmund Freud, and Carl Jung are all significant figures, but they are not associated with the concept of natural selection. Alfred Adler is known for his work in psychology, Sigmund Freud is known for his theories of psychoanalysis, and Carl Jung is known for his work in analytical psychology.