Can performance be enhanced with substrates that are not exhausted?

Enhancing performance with substrates that are not exhausted can involve various factors. The essence of the question lies in understanding how energy substrates (like carbohydrates, fats, and proteins) affect athletic performance.

The idea that performance can always be enhanced with substrates hinges on the availability and utilization of energy sources during physical activity. When athletes consume appropriate nutrients, their bodies can efficiently use these substrates for energy, leading to improved performance. For example, carbohydrates are a primary fuel source for endurance activities, while fats provide energy for longer, low-intensity activities.

However, having access to those substrates does not guarantee enhanced performance in all situations; it also depends on timing, the type of physical activity, and individual metabolic responses. Thus, there are nuances involved that suggest a more individualized approach to nutrition and performance.

While considering the other options, it's clear that neither the notion that only specific types of substrates will enhance performance nor the concept that it solely depends on the individual captures the complete picture. Similarly, while hydration is critical to performance, stating it as a contingent factor negates the broader context of how various substrates work in tandem with one another.

In summary, the correct answer emphasizes that, under appropriate circumstances and given the right substrates, there is a consistent link