Which of the following statements about salt spools for rabbits is true?

Salt spools are considered optional for rabbits. While rabbits do require minerals in their diet, a balanced diet typically provides sufficient minerals, including sodium, without the need for supplemental salt spools. Most commercial rabbit feeds are formulated to meet the nutritional needs of rabbits, making extra salt unnecessary in many cases. Providing salt spools can sometimes lead to excessive salt consumption, which is not ideal for these animals.

Choosing to provide salt spools could be beneficial in special circumstances, such as when rabbits are under extreme stress or in very hot conditions, but generally speaking, they are not an essential element of a rabbit's daily care. Proper nutrition through a well-balanced diet is usually adequate to meet their salt needs.