Texting a sibling or friend, and (maybe) writing reminders.
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.
In general, blogging reflects "<span>d. the public's newly active role in producing media" since almost all bloggers act independently from their homes. </span>
Answer:
Analytic Essay: is a brief work of nonfiction in which a writer explores a subject by breaking it into parts. ... I think that "The American Idea" is both an analytic essay and an interpretive essay. This is because in an analytic essay he explores how America developed and how people came to make a better life.
Explanation: