Correct option is C
Advantages of functional structure are:
(A) Makes training of employees easier as the focus is only on limited range of skills.
(B) Promotes efficiency in utilisation of manpower as employees perform similar tasks within a department and are able to improve performance.
(C) Ensures that different functions get due attention.
(E) Leads to minimum duplication of efforts and is economical also
Statement (D) is not an advantage of functional structure.