Which of the following best describes a key challenge in serving suspensions?

Serving suspensions presents unique challenges, one of which is their propensity to separate quickly without agitation. This characteristic is due to the nature of suspensions, where solid particles are dispersed in a liquid medium. If left undisturbed, the solid particles may settle at the bottom, leading to uneven distribution of the components and potentially affecting the quality and consistency of the served product. Therefore, continuous agitation or proper mixing is essential to maintain the uniformity and homogeneity of the suspension, ensuring that consumers receive a product that meets the expected taste and texture.

While options that discuss saltiness, cost, or refrigeration may be relevant in different contexts, they do not address the fundamental issue of physical stability that is critical to suspensions. Proper handling and serving techniques are crucial to ensure that the product remains consistent and appealing to the consumer.