Simplify the following text for a Grade 9 native English-speaking person.
Original: The station is served by the National Rail services National Express East Anglia , London Overground and c2c , by London Underground 's Central and Jubilee lines , and by the Docklands Light Railway ( DLR ) .
Simplified: It is on National Rail , London Underground , London Overground and Docklands Light Railway ( DLR ) lines . It is served by the Underground Central and Jubilee lines , and by London Overground , National Express East Anglia and c2c .