3. The Crimean War.
Explaination:
The Charge of the Light Brigade was a failed military action involving the British light cavalry led by Lord Cardigan against Russian forces during the Battle of Balaclava on 25 October 1854 in the Crimean War.
Answer:
This math test is a piece of cake.
Explanation:
A good example of an idiom is the phrase, "piece of cake". Also, the math test is being personified by saying it is a piece of cake.
I think it is C.Traveling abroad
A huge fine or sometimes as much as prison