Witch one should be my profile

Which of the following is s good strategy to use when preparing to take notes in class

If the cost of a typical market basket is 400 in 2018, 410 in 2019, and 405 in 2020, then during this period the economy is undergoing: question 11 options: a) inflation. b) hyperinflation. c) deflation. d) disinflation.

24 grams of iron is added to a graduated cylinder containing 45 ml of water. the water level rises to 48 ml. what is the density of the iron?