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

d

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