There's always that question as to which effect to use. Of course it's always up to you.  People tend to throw a lot of Reverb to bolster up the sound of many instruments. But using the Delay effect can be very useful. We used a small delay effect on Claire's flute, it just gently moves the sound around the speakers and creates a sense of sonic depth. Well worth checking out this website for a more in depth explanation.

https://emastered.com/blog/delay-vs-reverb