Answer:
Option C
Step-by-step explanation:
The given numbers are 
Since fraction 
We can rewrite the numbers as 
As we can see all the numbers have 7 as a whole number but with different numbers after the decimals.
So these numbers after the decimals will decide the least of greatest number.
Greater the digit after decimal will be the greater number.
Therefore, sequence from least to greatest will be

Option C will be the answer.