阅读下面短文，从短文后的选项中选出可以填入空白处的最佳选项。选项中有两项为多余选项。15．（12.5分）Overtourism Is For Real：How Can You Help？ㅤTravel promotes understanding，expands our minds，makes us better people，and boosts local economies and communities，but the rapid growth of travel has led to overtourism in certain regions and destinations.（3）　　Why not try a regional alternative or check out a popular destination's lesser﹣known sights？ㅤ●