The 10-cm radar as compared to a 3-cm radar of similar specifications will（）.

The 10-cm radar as compared to a 3-cm radar of similar specifications will（）.
A.be more suitable for river and harbor navigation
B.provide better range performance on low lying targets during good weather and calm seas
C.have a wider horizontal beam width
D.have more sea return during rough sea conditions
正确答案：have a wider horizontal beam width