You are presented with the question "To promote plant growth, vineyards are often" and the following answer choices: 
- Converted sugar
 - Earthworms
 - covered with mud
 - one celled organisms
 - open for wine tours
 - vertically trellised
 - important habitats
 - shielded from pollinators

Now knowing that aplant requires sunlight to grow and vineyards are vertically trellised, low to the ground, increasing sunlight exposure in the fruit zone, choose the best answer.


 

      vertically trellised   