Julie is trying to determine why there are such dynamic fluctuations in the conversion volume of her online website in the past three months. She begins investigating possible causes for the fluctuations. What are two recommended actions she can take in her investigation? (Choose two.)

Introduce ad changes to see if conversion volume fluctuates in a similar pattern as the current fluctuation.
Have other members of her marketing team double-check her conclusions to rule out user error.
View the Time Lag Report to better understand her visitor’s conversion path.
Review the full history of her account changes over the specific date selected, as ad changes might affect conversions.