A developer notices the execution of all the test methods in a class takes a long time to run, due to the initial setup of ail the test data that is needed to perform the tests.
What should the developer do to speed up test execution?
As part of a custom development, a developer creates a Lightning component to show how a particular opportunity progresses over time. The component must display the date stamp when any of the following fields change:
* Amount, Probability, Stage, or Close Date
How should the developer access the data that must be displayed?