Changes in technology
A. (i), (ii), (iii) and (iv)
B. (i),(ii), (iii) and (v)
C. (i), (ii), (iv) and (v)
D. (i), (iii), (iv) and (v)
Answer:C
Changes in technology
A. (i), (ii), (iii) and (iv) B. (i),(ii), (iii) and (v) C. (i), (ii), (iv) and (v) D. (i), (iii), (iv) and (v)