If plants' anchors have primary and secondary meristems for growth and length and width into the ground, then what have primary and secondary meristems for growth and length and width into the ground?

Answer choices:
- swamp vegetation
 - peachleaf willow
 - it needs them
 - plants' stems
 - plants' pollen
 - plants' buds
 - plants' anchors
 - Conifers

 

       plants' anchors   