What’s a sedimentary rock give a small summary please don’t use internet

In the last letter chris sent to westerberg, he wrote, "this is the last time you shall hear from me," and "if the adventure proves fatal and you don't ever hear from me again . . " do you think chris was suicidal, had a premonition of what might happen, or simply was acknowledging the inherent risks of living in the wilderness? support your opinion with evidence from the book.

Janine studies to improve her math skills

Avenn diagram would be best to take notes on which of the following informational passages? a).pet ownership improves life. b).active reading improves test scores. c).will weights or walking keep you fit? d).the day before mount ruapehu erupted.