Bonjour :)
a) Prince Albert was German, he had twenty years old when he married Queen Victoria.
b) Their nine children were born between 1840 and 1857. Four of them were boys and five of them were girls.
c) Osborne House became the family's favourite summer residense. It was a beautiful and quiet place. They was all very happy there.
Bonne soirée en espérant t'avoir aider.