Rewrite the following group of sentences into a single sentence.
Andrew was determined. He worked hard for success. He was rewarded for his efforts.
Andrew was determined, worked hard for success, and was ultimately rewarded for his efforts.
Complete the following task based on the instruction and optional input provided.### Instruction:
Rewrite the following group of sentences into a single sentence.

### Input:
Andrew was determined. He worked hard for success. He was rewarded for his efforts.

### Output:
Andrew was determined, worked hard for success, and was ultimately rewarded for his efforts.