A neuron is a nerve cell that is the basic building block of the nervous system.
The most favored color is blue, after that it is red and green.
Blue is used most around the world, favored by many, many people.
~Evie
Sentence B is the correct one. It is the only sentence using content to refer to satisfaction rather than objects or substances.
Answer:
The main theme of "The Road Not Taken" is that life is full of choices which will define our destinies. The speaker spends a while deliberating when he comes to a fork in the road, which symbolizes a choice he must make in his life.