John’s Plumbing prides itself on excellent customer service, especially during after-hours service calls. They want to connect with people who need emergency plumbing services in the middle of the night. Which criteria should John’s Plumbing configure to meet this goal?
A) Networks
B) Devices
C) Ad extensions
D) Ad scheduling

Consider a list of full names formatted “firstname lastname”, like ["jules verne", "alexandre dumas", "maurice druon"]. write a list comprehension that produces a list with the full names in the format “lastname, firstname”. the resulting list should look like ['verne, jules', 'dumas, alexandre', 'druon, maurice']. the simplest solution may involve a nested comprehension: [ …. for … in [ … for … in … ]].