which one?????????????

Answer:
Devotion to Britain really convinced them to enlist.
Explanation:
Answer:
A
Explanation:
Great Britain entered World War I on 4 August 1914 when the king declared war after the expiration of an ultimatum to Germany. The official explanation focused on protecting Belgian neutrality; the main reason, however, was to prevent a French defeat that would have left Germany in control of Western Europe
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-RosemaryAndStars