HELP ME PLEASE I DON'T UNDERSTAND

Use the drop-down menu to answer the question.According to "Take a Closer Look", what type of lens is used to correct nearsightedness? Suppose your class invites a person to give a speech. When you test out the sound system in the gym you find there are so many echoes the speaker cannot be understood. What needs to be done to fix this problem? History Question, I feel like the anwser is A But i just wanna be sure Can somebody please help? It don't get it The management of Penfold Corporation is considering the purchase of a machine that would cost $270,000, would last for 5 years, and would have no salvage value. The machine would reduce labor and other costs by $60,000 per year. The company requires a minimum pretax return of 12% on all investment projects. The net present value of the proposed project is closest to:______.a. $(11,700).b. $(53,700).c. $(269,997).d. $(113,700). What does meta mean?a.largec.seeingb.awarenessd.thinking In which stage of mitosis do chromosomes first appear?AprophaseBmetaphaseanaphaseDtelophase ______________ is a printing process in which an image is photographed through a screen on to a sensitized printing plate that after development is etched.a.Daguerreotypec.Photogravureb.Cyanotyped.Digital imaging On March 1, 2020, the Teal Company received a $45,000 payment for annual magazine subscriptions (the subscriptions run from the March, 2020 edition through the February 2021 edition). Upon receipt of the payment, Teal Company credited the amount to sales revenue. Provide any entries necessary to correctly state sales revenue on the 2020 income statement. Show your computation. Decided to drop atomic bombs on Hiroshima and Nagasaki, Advocated development of Hydrogen Bomb Refused to drop atomic bombs on China Question 88. Ray is making face masks and needs topurchase elastic cord. He needs 10.25 cmelastic cord for each face mask. He orders 20m of elastic cord. If he doesn't want any ofthe cord to be wasted, what is the leastamount of extra cord that he would need toadd to his order of 20 m?A.B.9 cm10.25 cmC.D.20.09 m20.9 m Which word is used incorrectly in the text?Everybody at school was in a grumpy mood today. My dad says it's because of the full moon last night. He works at a hospital and says that people there are effected when the moon is full. That wouldexplain why everybody seemed a little bit off today.A. effected B. wouldC. it'sD. mood