quelle est ta théorie quant à ce qui

what is your theory as to what

→ quel
phrase Rare #45,281
what is your theory as to what An informal singular form used to ask someone for their explanation or opinion about what happened or what occurred. “Ta” changes to “votre” in formal or plural address.
FR: Quelle est ta théorie quant à ce qui s'est passé hier soir ?
EN: What is your theory as to what happened last night?

Quelle est ta théorie quant à ce qui est survenu?

What's your theory about what happened?

Quelle est ta théorie quant à ce qui s'est passé?

What’s your theory about what happened?

Quelle est ta théorie quant à ce qui a eu lieu?

What’s your theory about what happened?

Quelle est ta théorie quant à ce qui est arrivé?

What’s your theory about what happened?