How to say on a choice in different languages

You can say on a choice as au choix in the following countries: Benin; Burkina Faso; Burundi; Central African Republic; Chad; Democratic Republic of the Congo; Djibouti; France; French Guiana; French Polynesia; French Southern Territories; Gabon; Guadeloupe; Guinea; Ivory Coast; Madagascar; Mali; Martinique; Mayotte; Monaco; Niger; Republic of the Congo; Reunion; Saint Barthelemy; Saint Martin; Saint Pierre and Miquelon; Senegal; Togo;

You can say on a choice as a elección in the following countries: Argentina; Bolivia; Chile; Colombia; Costa Rica; Cuba; Dominican Republic; Ecuador; El Salvador; Equatorial Guinea; Guatemala; Honduras; Mexico; Nicaragua; Panama; Paraguay; Peru; Spain; Uruguay; Venezuela;

You can say on a choice as wahlweise, zur auswahl, zur wahl, à la carte in the following countries: Austria; Germany; Liechtenstein; Switzerland;

You can say on a choice as διαλέξετε in the following countries: Cyprus; Greece;

You can say on a choice as a scelta in the following countries: Italy; San Marino;

You can say on a choice as na vybranou in the following countries: Czechia;

You can say on a choice as на выбор in the following countries: Russia;

You can say on a choice as seçmece in the following countries: Turkey;

You can say on a choice as на вибір in the following countries: Ukraine;