What Interactions Exist Between Acacia Trees in South America and Stinging

Question

What interactions exist between acacia trees in South America and stinging ants?
A)+/+
B)+/o
C)+/-
D)o/o

Accepted Answer

The interaction between acacia trees and stinging ants is mutualistic (+/+), where both species benefit. The ants protect the tree from herbivores and competitors, while the tree provides food and shelter for the ants.