Well, C means "Is it worth it?", B means "What are you going to eat?", D doesn't really make sense at all, so it's probably A, though it literally translates to "What do you have?"
Answer:
1. Mi amigo Esteban Es de Italia.
Explanation:
Te quiero mamá (that's how you say I love you mum)
Answer:
Estudiar es tam importante como aprender.
Explanation:
Es de.... Es su....
Es de... Es su....
Es de .... Es nuestro ...
Son de .... Son sus
Es mi...
Hope it works! Good luck! :)