TeresaSaverchenko955
contestada

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

Respuesta :

" D. This is a very reliable model, and requires little or no maintenance" would be the best option, since the two segments of the sentence are rather unrelated and should be separated with an "and". 
derequinho
The correct is C.After 'and' no comma is necessary