Which table organization allows for generating the bills with minimum degree of row sorting?

A telecom company wishes to generate monthly bills to include details of customer calls,
listed in order of time of call. Which table organization allows for generating the bills with
minimum degree of row sorting?

A.
a hash cluster

B.
an index cluster

C.
a partitioned table

D.
a sorted hash cluster

E.
a heap table with a rowid column