secured in a glass display case, the painting was kept ___________.

inviolate, comport, or remonstrate

inviolate

secured in a glass display case, the painting was kept inviolate.

To determine the correct word, let's consider the meaning of each option:

1. "Inviolate" means untouched or undisturbed.
2. "Comport" means to match or correspond with.
3. "Remonstrate" means to protest or argue against something.

Given the context of a painting being kept in a glass display case, the most appropriate word is "inviolate." This suggests that the painting was kept untouched, undisturbed, and protected from any potential damage or interference.