Write a valid call to the function reformat in Kotlin 1.3

Question

Considering the following code :
```kotlin
fun reformat(
    str: String,
    uppercaseFirstLetter: Boolean = true,
    wordSeparator: Char = ' '
) {
    // ...
}
```
What are valid calls in Kotlin 1.3?

Accepted Answer

`reformat("This is a String!")`

Accepted Answer

`reformat(wordSeparator = '-', str ="This is a String!", uppercaseFirstLetter = false)`

Answer

`reformat("This is a String!", '-')`

Answer

`reformat("This is a String!", uppercaseFirstLetter = false, '-')`

Question from the Kotlin test

Write a valid call to the function reformat in Kotlin 1.3