Which of the following is not true about Serbia during World War I?

A
The Serbians were able to hold back the initial Austrian invasion in 1914


B
The Central Powers were able to successfully invade and occupy Serbia in 1915


C
The Serbian Army was badly equipped relative to the Austrians


D
Some Serbian forces were able to escape the Central Power invasion and regroup with other Allied forces in Salonica


E
The Central Powers were able to control Serbia until the end of World War I in November 1918