Read each sentence to find out whether there is any error in it. The error, if ant, will be in one there is no error, mark 'e' as your answer.
All of us are aware that (a)/ Shankar has been suffering (b)/ from fever since ten days (c)/ and has been resting. (d)/ No error (e).

Answer

c

Explanation

Use 'for' , not 'since', 'for' is used for a time period (10 days here)