The opposite of emphasis is: Group of answer choicestone.proportion.subordination.color.focal point.

To determine the opposite of "emphasis," let's analyze the choices provided:

1. Tone - This refers to the quality or character of a sound or the style of expression in writing. It doesn't directly relate to emphasis.

2. Proportion - This pertains to the relationship in size or amount between things. It doesn't convey a direct opposition to emphasis.

3. Subordination - This implies placing something in a position of lower importance, which contrasts with giving something emphasis, or importance.

4. Color - While color can be a means of emphasis in design, it does not serve as an antonym of the word.

5. Focal Point - This refers to the center of interest or activity, often an area given emphasis itself, thus not an opposite.

Conclusion

The best choice that represents the opposite of emphasis is subordination. This is because subordination suggests a lack of importance or lesser focus, directly contrasting the idea of emphasizing something.