Match the following with link quality measurement and handoff initiation :
$\begin{array}{clcl} \text{(a)} & \text{Networked-Controlled}& \text{(i)} & \text{MS connect to BS} \\ & \text{Handoff (NCHO)} \\ \text{(b)} & \text{Mobile-Assisted Handoff }& \text{(ii)} & \text{Process via channel the target } \\ &\text{(MAHO)} & & \text{BS} \\ \text{(c)} & \text{Forward Handoff} & \text{(iii)} & \text{First generation Analog Cellular} \\ &&&\text{System} \\ \text{(d)} & \text{Hard Handoff} & \text{(iv)} & \text{Second generation digital cellular} \\ &&& \text{system }\\ \end{array}$
- $\text{(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)}$
- $\text{(a)-(ii), (b)-(iii), (c)-(i), (d)-(iv)}$
- $\text{(a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)}$
- $\text{(a)-(iv), (b)-(iii), (c)-(i), (d)-(ii)}$