Question: Which statement turns `menu` into the variable `menu_string` below?

  1. menu_string = cell2mat(join(menu, newline))
  2. menu_string = cell2mat(join(menu, '\n'))
  3. menu_string = join(menu, newline)
  4. menu_string = cell2mat(pad(menu))

Answer: The correct answer of the above question is Option A:menu_string = cell2mat(join(menu, newline))