Match the following :
$\begin{array}{clcl} & \textbf{List-I} & {} & \textbf{List-II} \\ \text{a.} & \text{Affiliate Marketing} & \text{i.} & \text{Vendors ask partners to place logos on}\\&&& \text{partner’s site. If customers click, come to} \\&&& \text{vendors and buy.} \\ \text{b.} & \text{Viral Marketing} & \text{ii.} & \text{Spread your brand on the net by} \\ &&& \text{word-of-mouth. Receivers will send} \\ &&& \text{your information to their friends.} \\ \text{c.} & \text{Group Purchasing} & \text{iii.} & \text{Aggregating the demands of small buyers} \\ &&& \text{to get a large volume. Then negotiate a price.} \\ \text{d.} & \text{Bartering Online} & \text{iv.}& \text{Exchanging surplus products and services} \\ &&& \text{with the process administered completely} \\ &&& \text{online by an intermediary. Company receives} \\&&& \text{“points” for its contribution.} \\ \end{array}$
$\textbf{Codes :}$
- $\text{a-i, b-ii, c-iii, d-iv}$
- $\text{a-i, b-iii, c-ii, d-iv}$
- $\text{a-iii, b-ii, c-iv, d-i}$
- $\text{a-ii, b-iii, c-i, d-iv}$