Question

Which of the following are merits of direct personal investigation?
(i) Wide coverage
(ii) More accurate (iii) Economical (iv) Unbeised
Choose from the options below
(a) (i) and (ii)
(b) (ii) and (iii) (c) (iii) and (iv) (d) (i) and (iv​

Answer 1

Explanation:

(c) (iii) and (iv) it the answer