如图,▱ABCD中,∠ABC和∠BCD的平分线交于AD边上一点E,且BE=4,CE=3,则AB的长是( )
A:52
B:3
C:4
D:5
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Hello! I'm Wang Yong. I'm at home. It's six o'clock in the evening. Grandma is cooking dinner in the kitchen. I am doing my homework in the study. I am hungry. Now it's 6:30. dinner is ready. All my family are eating dinner. The food is tasty. It's 7:20. I'm washing the dishes. Mum is reading a book in the study. Grandma is watching TV in the living room. Father is answering the phone. Grandpa is drawing a picture in his bedroom.