If Tea and Coffee are substitutes, a fall in the prices of Tea leads to :
(i) Rise in the demand for Tea
(ii) Fall in the demand of Tea
(iii) Fall in the demand for Coffee
(iv) Rise in the demand of coffee.
A. Both (ii) and (iv)
B. Both (i) and (iii)
C. Both (ii) and (iii)
D. Both (iii) and (iv)