When Emma first began dancing, her movements were _ and awkward. Now, after several months of practice, Emma is able to produce fluid, smooth movements as a result of which of the following? *all of the above is correct

All of the above is the correct answer

Explanation:

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.