B. A character who undergoes an internal change over the course of the story.
Since the adjective cansados (tired) is used in the plural form, we need to form its superlative also in the plural form.
Cansados (tired) - cansad<span>ísimos (extremely tired).
Also, this adjective is used in the masculine gender.</span>
Let's define these types of clauses. Adjective clauses can serve as a multi-word adjective, basically. Noun clauses can serve as a multi-word noun, with a subject and verb, but remember, they are still dependent. Adverb clauses start with a subordinating conjunction. Now let's dissect this sentence.
"It is not right" independent clause
"to make a promise" adjective clause
"unless one is sure he can fulfill the promise" adverb clause
the answer is "one adverb clause and one adjective clause"
A theme is what the author wants you to get from the story only one does this, which is A