String party 11: Talk that talk


const u = 'Talk ';
const v = 'that talk RiRi! '
  1. Concatenate strings u and v and assign the value to a new variable a1.
  2. Concatenate strings u and v in a different way and assign the value to a new variable a2.
  3. Use a built-in JavaScript method to concatenate string a 3 times and assign the value to a new variable b.