Traffic jam is the most problem in the world.There are no one country in the world have no traffic jam. Because of Traffic jam we always lost our valuable time in our life. A country also loose their economial condition for traffic jam.Moreover traffic jam is very imprtant issue in Bangladesh.Everyday anytime can be create of traffice jam of Bangladeshi road.It is also very harmful of human health.So all of the government of the world solve this problem for development their country and economical condition.
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From @azizulmiah