How do I get a higher pitched voice like Ariana grande (talking not singing)

if you're trying to imitate Ariana Grande's performances, then you need to master this breathy style of singing. Relax, and try to sing from your chest and avoid letting the origin of your voice rise into your throat as much as possible. Try and sing on an exhale to try and imitate this tone as well.

Explanation:

there u go

answer; i believe the answer is moderate level;

so what is your question?