Read the text carefully then choose the correct answers

Vietnamese food culture varies by regions from the north to the south. In Northern Vietnam, food is characterized by light and balanced. Northern Vietnam is seen to be the cradle of Vietnamese cuisine with many notable dishes like Pho, Bun Rieu, Bun Thang, Bun Cha, Banh Cuon, etc. Then, food culture in Northern Vietnam became popular in Central and Southern Vietnam with suitable flavors in each regions.

The regional cuisine of Central Vietnam is famous for its spicy food. Hue cuisine is typical Central Vietnam's food culture. Food in the region is often used with chili peppers and shrimp sauces, namely, Bun Bo Hue, BanhKhoai, BanhBeo, etc.

In Southern Vietnam, the warm weather and fertile soil create an ideal condition for planting a variety of fruit, vegetables and livestock. Thus, food in the region is often added with garlic, shallots and fresh herbs. Particularly, Southerners are favored of sugar; they add sugar in almost dishes. Some signature dishes from Southern Vietnam include Banh Khot and Bun Mam.

It is considered that Vietnamese cuisine _________.

• A. 
  originated from the North
• B. 
  became more and more popular
• C. 
  always combines taste and colour
• D. 
  can be found only in Northern Vietnam