Use the drawing tool(s) to form the correct answer on the provided grid. During the month of April, some of the students in Mr. Maguire's class are jogging as many miles as they can during recess. Mr. Maguire made a note of the number of miles each student jogged on Friday. The results are shown below. Put points on the grid to create a line plot that shows this data. Each point represents 1 student.

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.