Even though the pure water is ____ gives sea water its main properties, the salinity of sea water affects both its weight and freezing point.

Even though the pure water is ____ gives sea water its main properties, the salinity of sea water affects both its weight and freezing point.

1. A.
   the one
2. B.
   which
3. C.
   what
4. D.
   that

 Even though the pure water is ____ gives sea water its main properties, the salinity of sea water affects both its weight and freezing point.

A. the one            B. which                          C. what                       D. that

Even though the pure water is ____ gives sea water its main properties, the salinity of sea water affects both its weight and freezing point.

A. the one            B. which                          C. what                       D. that

Even though the pure water is ____ gives sea water its main properties, the salinity of sea water affects both its weight and freezing point.