Which of the following describes a function of Mix EQs?

The function of Mix EQs primarily revolves around boosting or cutting specific frequencies within an audio signal to achieve a balanced sound. EQs manipulate frequency response to enhance or attenuate certain aspects of a sound rather than focus on eliminating feedback directly. Although EQ can help address feedback issues in a broader context by cutting problematic frequencies, it is not the primary purpose of Mix EQs.

Boosting specific frequencies helps in emphasizing particular elements of a mix, like vocals or instruments, allowing them to stand out and become more pronounced. This is particularly essential in mixing, where clarity and definition of each element are critical to achieving a polished final product.

In terms of the options given, the focus on boosting specific frequencies reflects a core function of Mix EQs, making this the most accurate description.