how can i solve this "Cannot subscript a value of type '[[String]]' with an index of type 'UInt32'" : [enter image description here][1]i'm having a problem about this UInt32 thingy
the "answer" in my button is having an error about this "Cannot subscript a value of type '[[String]]' with an index of type 'UInt32'"

let answers = [["1. After the exam, I felt too exhausted and famished to eat my foods.","2. I could eat a horse, I am a famish now.","3. I famished my stomach next time you treat me to a meal out.","4. I will bring lots of pizza, that's famish."],["Would","Has to","Must","Could"]]  

var rightanswerplacement:UInt32 = 0


 rightanswerplacement = arc4random_uniform(2)+1
        var button:UIButton = UIButton()
        
        var x = 1
        
        for i in 1...3{
            
                button = view.viewWithTag(i) as! UIButton
            
            if (i == Int(rightanswerplacement)){
                button.setTitle(answers[rightanswerplacement][0], for: UIControlState.normal)
                
            }
            else{
                button.setTitle(answers[rightanswerplacement][x], for: UIControlState.normal)
                x = 2
            }
            
            currentquestions += 1
            
        }


  [1]: https://i.stack.imgur.com/g554J.png