Chloe's teacher gives her and her lab partner soil samples from different parts of the city: the park, the area next to a pond, the school, and a neighborhood. chloe's teacher also gives her a soil tester kit, which determines the ph of the soil. chloe and her lab partner need to determine the ph of each soil sample and then compare them. fill in the blank with the word that best completes the statement. this investigation is a(an) investigation.

Ava has an important exam coming up for which she feels unprepared. what is the best way for ava to relieve her stress about the exam? question 17 options: indulge in a little more coffee than usual to increase her concentration on the day of the exam. limit her time spent thinking about the exam and focus on leisure activities. spend extra time relaxing, sleeping, and watching television in the days leading up to the exam. manage her time by setting up a study schedule for the week prior to the exam.