What letter should replace the question mark?
a, d, f, ? , k, n, p

Astudent is writing a conclusion for a research based informative essay on the possibility of exploring and inhabiting mars. what should he include in his conclusion. select two options

Iwill have sailed around the world by the end of next year. what is the verb form in the sentence? future perfect past emphatic present progressive past perfect

How does the author foreshadow trouble in the prison? support your answer with explicit textual evidence.