Simplify the following text for a Grade 5 native English-speaking person.
Original: It is served by three of the four regular routes on the DLR ( Stratford-Lewisham , Bank-Woolwich Arsenal and Tower Gateway-Beckton ) making it one of the busiest stations on the network in terms of services .
Simplified: It is a served by four of the five routes of the DLR . Thus it is the busiest station on the network in terms of services .