I would choose C) Cognates are words that share the same background and are similar in spelling.
This is because I've learned in my Spanish class that a cognate is a word in a language (i.e. spanish) looking similar and having the same meaning of a word in another language (i.e. English)
Dos mil trescientos catorce is the answer.
the correct answer should be unos libros
hope I helped !
Answer: A
Explanation: The sentence is in past tense and “salieron” is also in past tense, so that’s why A is the correct answer.