Select the correctly punctuated sentence.（）

Select the correctly punctuated sentence.（）
A.Spain is a beautiful country.The beaches are warm， sandy and spotlessly clean.
B.Spain is a beautiful country：the beaches are warm， sandy and spotlessly clean.
C.Spain is a beautiful country， the beaches are warm， sandy and spotlessly clean.
D.Spain is a beautiful country； the beaches are warm， sandy and spotlessly clean.
正确答案：Spain is a beautiful country.The beaches are warm， sandy and spotlessly clean.Spain is a beautiful country； the beaches are warm， sandy and spotlessly clean.