B is the answer to this question.
You did not include options in your question, but based on the meaning of the word cryptic, your answer will be 'A HIDDEN MEANING'.
When you say that something is cryptic, it means that, that thing has a meaning that is mysterious or obscure.
From the way the word was used in the given sentence, it means that the message the teacher was passing across about the test is hidden, it was not understood by any of the students.
Answer: um maybe it means that when they make a movie using the plot of the comic book they only use some of events in the comic book and then add there own stuff??
Explanation:
i dont know if that made any sense but thats the best i could come up wit
Hello! I believe it would be sand in the ocean