Which of the following is closest to $\frac{504.6739}{49.8+1.021789}$?

A. 10
B. 8
C. 5
D. 3
E. 1

Express your answer as A, B, C, D, or E.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Which of the following is closest to $\frac{504.6739}{49.8+1.021789}$?

A. 10
B. 8
C. 5
D. 3
E. 1

Express your answer as A, B, C, D, or E.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
\text{A}
Which of the following is closest to $\frac{504.6739}{49.8+1.021789}$?

A. 10
B. 8
C. 5
D. 3
E. 1

Express your answer as A, B, C, D, or E.
train