Possessive Nouns

Which sentence is correct? 

• The spiders' web is in the corner. 

• The spiders web is in the corner. 

• The spider's web is in the corner. 

• the singers music

• the singer's music

Do you know the robot's _____ name?

• son's

• sons

• sons'

• Maddys hair

• Maddy's hair

the chocolate chips of the cookies

• the cookie's chocolate chips

• the cookies chocolate chips

• the cookies' chocolate chips

• Laynees smile

• Laynee's smile

• Laynees' smile

the cars that belong to the boy

• the boy's cars

• the boys' cars

• the boys car's

the tires of the truck

• the truck's tires

• the truck tires

• the trucks' tires

• boys bathroom

• boy's bathroom

• boys' bathroom

___________ invention changed the world. 

• Edisons

• Edison'

• Edison's 

• Edisons'