The correct option is
B Vendor Y
Cost of trophies offered by two vendors are:
Vendor X = 11,528 dollars
Vendor Y = 11,238 dollars
To identify which vendor has offered the lower cost, we will first write the numbers in the place value chart.
![](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/1142410/original_Screenshot_2021-05-24_100756.png)
In the given numbers, the numbers at ten thousands place and thousands place are same.
So, we compare the digits at the hundreds place as they are all different.
![](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/1142413/original_Screenshot_2021-05-24_100905.png)
We can clearly see that 2 is the smaller digit.
So, 11,238 is the smallest number.
∴ Vendor Y has offered the lower cost.