Quiz* — Using the unit-scoped definition

1

Choose one of the declarators to make the program correct.

unit	(: my, multi, unit :) `sub MAIN(Str $name);`
.	`say "Hello, $name!";`

Tell if the program is correct.

unit sub MAIN(Str $name) {
    say "Hello, $name!";
}

valid This program is (: valid, invalid :) Despite the presence of unit, you can still add braces, but that is way redundant.

Is this program correct?

unit multi sub MAIN() {
    say 'Hello, everyone!';
}

unit multi sub MAIN($name) {
    say "Hello, $name!";
}

invalid This program is (: valid, invalid :) Error: Cannot use 'unit' with individual multi candidates.