Anyone know this clef

10)X + 80700B) 8A) 5C) -10D) 7I A substance with two oxygen atoms is combined with a substance with one oxygen atom to form one product. What is true of the product? 1. Pretest: Unit 1Which of the following terms best describes the region marked "X' on themap below?A. Western EuropeB. East AsiaO C. Northern AfricaO D. South America Find the missing side Which unit of measure would be appropriate for the area of a picture that is20 centimeters tall and 15 centimeters wide?A. MetersB. Cubic centimetersC. Square centimetersD. Centimeters Im confused on if its C or D please help need help again thank you 58% of U.S. adults have very little confidence in newspapers. You randomly select 10 U.S. adults. Find the probability that the number of U.S. adults who have very little confidence in newspapers is (a) exactly five, (b) at least six, and (c) less than four.a) P(5)=(b) P(x6)=(c) P(x a man runs 1200m on a straight line in 4 min . find his velocity. In the system of equations , x represents .... ( please answer 12a and 12b ) need help with thisss What figure of speech is, " the hills were joyful I need help, please answer A and B. Instructions: Find the value of xPlease help Two cables are attached to a 30-foot wall and a 22-foot wall. If the tie down for the cables is located in the center of a 40-foot wide alley between the two walls, what is the angle \theta that is formed between the cables? Round your answer to the nearest whole number. Which of the following can cause evolution to occur? (Select all that apply)MutationIf organisms choose a mate for a specific reasonPeople moving into or out of an areaIf the population shrinks Which act of Congress prevents monopolies? Using the money demand and money supply model, an open market purchase of Treasury securities by the Federal Reserve would cause the equilibrium interest rate to PLEASE HELP ME WITH THIS Which graph shows the solution to the system of linear inequalities?x+5y>5Y