The Z-matrix of a two port network is \({\rm{Z\;}} = {\rm{\;}}\left[ {\begin{array}{*{20}{c}} {0.7}&{0.1}\\ {0.1}&{0.6} \end{array}} \right]\) ; what is Y12 and Y22

• A. -0.243, 1.703
• B. 1.667, 0.238
• C. -1.667, -0.238
• D. -1.667, 0.238