Explain simply why to commemorate their servicemen and women killed in all conflicts is the correct answer to: Passage: Today, they are mostly used in the United Kingdom, Canada, Australia and New Zealand, to commemorate their servicemen and women killed in all conflicts. There, small artificial poppies are often worn on clothing leading up to Remembrance Day / Armistice Day, and poppy wreaths are often laid at war memorials. In Australia and New Zealand, they are also worn on Anzac Day.

Question: Based on this passage, why do the british wear a red flower?. Explanation:
This is the relevant information: Today, they are mostly used in the United Kingdom, Canada, Australia and New Zealand, to commemorate their servicemen and women killed in all conflicts.