In May l999, the Backstreet Boys, sold l, l33, 505 copies of their latest album in its first week in release, ________ it the most albums sold in a week, ever since Sound-Scan began recording sales figures．

1. A.
   to make
2. B.
   making
3. C.
   that makes
4. D.
   made

In May l999, the Backstreet Boys, sold l, l33, 505 copies of their latest album in its first week in release, _________ it the most albums sold in a week, ever since Sound-Scan began recording sales figures．

A．to make                 B．making                   C．that makes             D．made