This demo shows select behavior using <tr> elements instead of <option>

To declare any element to be an <option> inside select you need to define role="option" attribute in it.

Alkaline Metals
Li Lithium
Na Sodium
K Potassium
Halogens
F Fluorine
Na Chlorine
Br Bromine
SignDescription
Li Lithium
Na Sodium
K Potassium
F Fluorine
Na Chlorine
Br Bromine