

Mọi người cho mình hỏi là câu: " Both her sons work abroad. They ring her up every week" thì viết lại bằng câu 1 hay câu 2 hợp lí hơn ạ và vì sao?
1. Her sons, both of whom work abroad, ring her up everyweek.
2. Her sons, both of whom ring her up everyweek, work abroad.
1. Her sons, both of whom work abroad, ring her up everyweek.
2. Her sons, both of whom ring her up everyweek, work abroad.