1 Which two sentences from the article include CENTRAL ideas of the article? 1. Understanding how hair holds up under stress will help Yang design better materials.
2. They tested those hairs with increasing levels of tension, which is stretching or pulling, until
the fibers broke.
3. Proteins are long molecules that are an essential part of all living organisms.
4. The microscope images showed what happened to the cuticle and cortex when hair breaks.
(A) 1 and 2
(B) 2 and 3
(C) 1 and 4
(D) 3 and 4

2. which of the following topics would be too broad for a speech lasting 5 to 10 minutes?

"edna, dear, are you not coming in soon? " he asked again, this time fondly, with a note of entreaty. "no, i am going to stay out here." "this is more than folly," he blurted out. "i can't permit you to stay out there all night. you must come in the house instantly." which best explains how chopin's use of language represents her style?

0313hethis excerpt was written by olaudah equiano, anwhat is the primary purpose of this passage? enslaved african who was taken to barbados. read thepassage, then answer the question. o to create sympathy for enslaved workerstheir huts, which ought to be well covered, and the place ! o to demonstrate a typical day of labor on a plantationdry where they take their little repose, are often opensheds, built in damp places, so that when the pooro to compare the living conditions of plantationowners and enslaved workerscreatures return tired from the toils of the field, theycontract many disorders, from being exposed to theto show ways housing on plantations could havedamp air in this uncomfortable state. been improved-sugar changed the world, marc aronson and marina budhosintrodone