A fragmented state is typically one that is made up of multiple separate pieces of territory, which may include islands or territories that are not contiguous.
Among the options provided, the best choice for a fragmented state is:
a state with territory consisting of several small islands and a few large ones.
This describes a state that has non-contiguous territories, which is a key characteristic of a fragmented state. The other options do not adequately represent the definition of a fragmented state.