Help find the adjective

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.

Ineed . (1) chimpanzees, skillful tool-users, use several objects found in their environment as tools. (2) first of all, they use sticks. (3) they have been seen inserting carefully trimmed sticks into termite mounds and then withdrawing the sticks and eating the termites that cling to them; they also are known to use sticks to steal honey from beehives. (4) in addition, chimps use leaves in a variety of ingenious ways. (5) for example, they have been seen rolling leaves into cones to use as drinking cups, dampening them and using them to clean their bodies, and chewing them until they can serve as sponges. (6) finally, chimpanzees have been observed using stones to crack open nuts. 1. in general, the major details of this paragraph are a. ways chimpanzees learn to use objects as tools. b. reasons chimpanzees use objects as tools. c. examples of objects that chimpanzees use as tools. d. ingenious ways that chimpanzees use leaves.

According to section four, what is the most likely reason that a polyester blend fabric would make the project more difficult for amateur quilters?