We have the next two numbers

To compare two decimal numbers we need to know that the smaller number will be
1. The one with the smallest integer
2. If the numbers have the same integer part, the one with the smallest decimal part.
In this case, the numbers have the same integer part, so we must compare their decimal parts.
To compare the decimal parts we need to take the numbers after the decimal point

Then, We must add 0 to the right of the number with the least amount of digits until the 2 numbers have the same amount
So, we would have

Now, we can see that 8 < 80. Then,

ANSWER:
B) <