Выберете правильный вариант множественного числа a)child b)childs b)children c)childrens какой ответ, заранее

Правильный вариант childrens

7a.m. - get up 7 - 7.30 a.m. - take a shower, breakfast 8 a.m. – go to school 8.30 -14.00 - lessons at school 14 p.m. – dinner 14 – 16 p.m. – go for a walk 16 – 18 p.m. – do homework 18 – 18.30 p.m. – supper 18.30 – 20.00 p.m. – go for a walk 20 – 21.30 p.m. – read books, watch tv, play computer games 21.30 p.m. – take a shower 22.00 p.m. – go to bed