input: from typing import List
  
  def sort_strings_by_length(strings: List[str]) -> List[str]:
      """
      Sorts a list of strings based on their length.
      
      >>> sort_strings_by_length(["Hello", "World!", "Good", "Morning"])
      ['Good', 'Hello', 'World!', 'Morning']
      """
      
output:     return sorted(strings, key=len)