Fact 1: Roots have primary and secondary meristems for growth in length and width.

Fact 2: Roots Roots anchor the plant into the ground.

Given the two facts above, answer the question "What have primary and secondary meristems for growth and length and width into the ground?" with the following options: 
- swamp vegetation
 - peachleaf willow
 - it needs them
 - plants' stems
 - plants' pollen
 - plants' buds
 - plants' anchors
 - Conifers


 

       plants' anchors  