each person must limit itself to or each person must limit themselves to Hi everyone, I have read an article about the drought in Cape Town, where the authorities are campaigning to curb water consumption. People have to limit themselves to 50 litres per person and per day. In this context should I say each person must limit itself to 50 litres of water per day or each person must limit themselves to 50 litres of water per day Thank you for your help