Edith will be handing out school spirit ribbons in class on Monday. She needs 50 ribbons that are each 20 cm long — a total of 1,000 cm of ribbon — but the fabric store only sells ribbons by the meter.

How many meters of ribbon does Edith need?

 A. 

100,000 m

 B. 

1 m

 C. 

0.1 m

 D. 

10 m