What to choose for training in mobile application development?

Question

Programming languages

Hello.
Don't throw bricks.
I watched similar questions, but still decided to write taking into account the appearance of new chips on the market :) I
started digging towards the development of mobile applications.
What to choose for learning with a future perspective?
React Native
NativeScript +...
Ionic + React
Ionic + Angular
Ionic + Vue
Flutter
Or even like that?
Kotlin
Objective-C/Swift

Thank you all in advance and stay safe!

Answer 1

C# + Unity

Answer 2

Java, Kotlin