input: Write a function that takes three parameters named "Name", "Address", and "Phone" and returns a dictionary with these keys and their corresponding values. If any of the parameters are missing, the function should return an empty dictionary.
  
  assert create_info('John', '212 Smith Street', '732-123-4567')=={'Name': 'John', 'Address': '212 Smith Street', 'Phone': '732-123-4567'}
  assert create_info('Jane', '321 Doe Avenue', '987-654-3210')=={'Name': 'Jane', 'Address': '321 Doe Avenue', 'Phone': '987-654-3210'}
  assert create_info('Mary', '', '')=={'Name': 'Mary', 'Address': '', 'Phone': ''}
  assert create_info('', '', '')=={'Name': '', 'Address': '', 'Phone': ''}
  assert create_info('', '123 Main St', '')=={'Name': '', 'Address': '123 Main St', 'Phone': ''}
  assert create_info('', '', '111-222-3333')=={'Name': '', 'Address': '', 'Phone': '111-222-3333'}
  assert create_info('Mark', '456 Birch Lane', '')=={'Name': 'Mark', 'Address': '456 Birch Lane', 'Phone': ''}
  assert create_info('', '789 Elm Blvd', '444-555-6666')=={'Name': '', 'Address': '789 Elm Blvd', 'Phone': '444-555-6666'}
output: def create_info(Name=None, Address=None, Phone=None):
      if Name is None or Address is None or Phone is None:
          return {}
      return {'Name': Name, 'Address': Address, 'Phone': Phone}