Closure containing a declaration cannot be used with result builder 'ViewBuilder' inside of my code

import SwiftUI

struct ContentView: View {
var body: some View {
VStack {
HStack {
Image("mt-1")
.resizable()
.scaledToFit()
.frame(height: 90)

            VStack(alignment: .leading, spacing: 5) {
                Text("LCO Interview Preperation Mock Test")
                    .fontWeight(.medium)
                    .font(.headline)
                Text("199")
                    .fontWeight(.medium)
                    .font(.headline)
            }
        }
    }
    
    struct ContentView_Previews: PreviewProvider {
        static var previews: some View {
            ContentView()
        }
    }
}

}