Question

Britain was forced to declare war on Germany

a.
because a German terrorist group had assassinated the Austrian Archduke Ferdinand.
c.
because the Germans invaded Russia; an ally of the British.
b.
because the German army disrupted Belgian neutrality, which Britain had promised to protect.
d.
because they feared the German influence over the Serbians.

Answer 1

B. because the German army disrupted Belgian neutrality, which Britain had promised to protect.

Step-by-step explanation: