Have I answered this correctly-Possessive/Plural

Hi thankyou so much for explaing how to identify single possessive from plural possesive , please can you check if I have answred them correctly , (fingers crossed I have answered them right)

Question is asking me to identify the subject as either:

A represents possessive form or
B represents whether it uses the possessive plural form

1. The boy's toy = A
2. The girls' school= B
3. The mice's cage= A
4. The countries' leaders= B
5. The man's pyjamas= A
6. The teacher's books= A
7. The child's parents= A
8. Deirdre's company= A
9. Children's games= B
10. The woman's hats= B
11. The employees' office= A
12. My daughters' children= A

Thankyou very much

[Casiopea]

Great job Moreen.

Please look at these one more time:

3. mice's = A (singular)
10. woman's = B (plural)
11. employees' = A (singular)
12. daughters' = A (singular)