input: Write a python function to fetch data from a web service and return the JSON response.
  assert fetch_data_from_web_service("https://jsonplaceholder.typicode.com/todos/1") == {"userId": 1, "id": 1, "title": "delectus aut autem", "completed": False}
  assert fetch_data_from_web_service("https://jsonplaceholder.typicode.com/todos/2") == {"userId": 1, "id": 2, "title": "quis ut nam facilis et officia qui", "completed": False}
output: import requests
  
  def fetch_data_from_web_service(url):
      response = requests.get(url)
      return response.json()