In the text "Is Survival Selfish" by Lane Wallace, In Lines 22–39: How does the author present a reason and supporting evidence in these lines? How does this pattern help you understand the claim and support?

sentence lenght varies according to word choice.you select which word to use and that will require to use other expressions that collocate with the word chosen.sentence length will vary   according to the choice of words you make to express your ideas.  

answer is b "guaranteed the safety of any merchant"

just took the test!

well im not gonna do it for you sorry.

dogs and humans have a bond that goes back hundreds of years. that is why they are known as mans best friend. dogs have so many jobs now such as police and fireman discover people that are missing or lost. dogs also can smell cancer on some patients if the cancer cells are very strong.

you can use that idc but i dont have time to right a whole essay