11.

Answer and Explanation

Your Answer is

Correct Answer is D

Explanation

Item A/B: The structure of this sentence is in the form of subject-predicate-object-object-complement, the object of consider is his song "Patria", a second national anthem is the object complement, so there is no sign between Patria and A/B item is wrong .

Item C: The national adjective modifies anthem without a comma in between.