Respuesta :
20.A the answer is B
As it contains commas and is grammatically correct
21.B. The correct answer is b
As it starts with a capital letter
As it contains commas and is grammatically correct
21.B. The correct answer is b
As it starts with a capital letter
20 B is a complex sentence which is more high level, but both can be used
21 B because it starts with a capital letter
21 B because it starts with a capital letter