Which is the smallest number?

Options

A. 4713
B. 7130
C. 7985
D. 7545

Answer

To determine the smallest number from the given options, we will compare the numbers step by step.

### Step-by-Step Solution:

1. **Identify the Numbers**: The numbers we need to compare are 471371307980 and 7545.

2. **Count the Digits**:
- The first number, 471371307980, has 12 digits.
- The second number, 7545, has 4 digits.

3. **Compare the Number of Digits**:
- A number with fewer digits is generally smaller than a number with more digits.
- Since 7545 has fewer digits (4) compared to 471371307980 (12), we can conclude that 7545 is smaller.

4. **Final Decision**:
- Therefore, the smallest number among the two is **7545**.