\item In A3, you need to implement the generic class Seq2D<T>
\item In A3, you need to implement the generic class Seq2D<T>
\item Since you know ahead of time that you will only need two type instances of the Seq2D class (LanduseT and int), {\bf you should use should use explicit instantiation}
\item Since you know ahead of time that you will only need two type instances of the Seq2D class (LanduseT and int), {\bf you should use should use explicit instantiation}