Which sentence does not contain any punctuation errors?

A.
This is a very reliable model; it requires little or no maintenance.

B.
This is a very reliable model and it requires little or no maintenance.

C.
This is a very reliable model, and requires little or no maintenance.

D.
This is a very reliable model it requires little or no maintenance.

Question

Which sentence does not contain any punctuation errors?
 
 A.
This is a very reliable model; it requires little or no maintenance.
 
 B.
This is a very reliable model and it requires little or no maintenance.
 
 C.
This is a very reliable model, and requires little or no maintenance.
 
 D.
This is a very reliable model it requires little or no maintenance.

opcode · Answer

The semicolon shines in this area. Semicolon are for thoughts that are related, but can stand as independent sentences. A comma in this case would be a sin, as you do not use a comma to separate one subject, and two predicates.