根据这句话This is a photo of Mr. Black's family.请问Black是男人的姓还是整个家庭的姓?
This is a photo of Mr Black’s family.The man with glasses is Mr Black,the father.The woman is the mother.They have a son(儿子) and a daugher(女儿).The son is behind Mr Black.His name is Jack.He’s 14.Kate is Jack’s sister.She is 12.Jack and Kate are in the same school,but they are in different(不同的) grades.Jack is in Grade Three and Kate’s in Grade One.They are good students.
()4.Black is the ________name.
A.man’s B.woman’s C.boy’s D.family