A 10-Foot Parking Meter Has a 9-Foot Shadow from a Nearby

A 10-foot parking meter has a 9-foot shadow from a nearby streetlight. The streetlight is 20 feet tall. How far is the streetlight from the parking meter?

A) $19$ ft
B) $17$ ft
C) $20$ ft
D) $18$ ft
E) $16$ ft