Read the passage below and choose the correct answer for each of the follow questions. Thailand, one of the countries of ASEAN, is divided into four natural regions. The North, Northwest, the Central Plain, and the South Thailand enjoy a warm and tropical climate. It basic unit of currency is bath, Bangkok is its capital. The country official religion is Buddhism. In addition, there are other ones such as Islam, Christianity and Hinduism. The national language is Thai, Chinese and Malay are also ...

Read the passage below and choose the correct answer for each of the follow questions.

Thailand, one of the countries of ASEAN, is divided into four natural regions. The North, Northwest, the Central Plain, and the South Thailand enjoy a warm and tropical climate. It basic unit of currency is bath, Bangkok is its capital. The country official religion is Buddhism. In addition, there are other ones such as Islam, Christianity and Hinduism. The national language is Thai, Chinese and Malay are also spoken in some areas, while local dialects are common in rural communities. English is widely spoken in Bangkok and other major metropolitan areas.

The four parts of Thailand are ________.