William has been learning how to ﬁnd opportunities with conversion rate optimization (CRO). William has been instructed to tell the team at MotorValve to use their MotorValve app in real-world situations. Why is it important for MotorValve to see how their app works in real-world situations with regards to CRO?

The app’s speed and performance may vary depending on various factors.
The visuals of the app may appear different in various lighting situations.
To identify whether the app attracts the attention of nearby people as they use it.
To see how it compares against apps belonging to other businesses in the industry.