Which BEST describes how survival of the fittest relates to natural selection?

Mechanisms of evolution (4 of 4) Natural selection - Understanding Evolution

a
Organisms with the most recessive genes will be naturally selected to pass their traits on to the next generation.
b
Organisms with the lowest gene mutations will be naturally selected to pass their traits on to the next generation.
c
Organisms with favorable traits will be naturally selected to pass their traits on to the next generation.
d
Organisms living in a stable environment will be naturally selected to pass their traits on to the next generation.

c. Organisms with favorable traits will be naturally selected to pass their traits on to the next generation.