Riviera is a 20-year-old who has a very low credit score. She asks her friend Li for advice on how she can increase her credit score. What is the BEST advice Li should give Riviera? She should invest her savings in stocks. She should drive an expensive car. She should pay her bills on time.

Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for the salt to dissolve. she then repeats the process using the same amounts of salt and water but this time she slowly stirs the mixture while it is dissolving. the student performs the experiment one more time but this time she stirs the mixture rapidly. the dependent variable in this experiment is: time for salt to dissolve speed of stirring amount of water mass of salt