I think you mean conjugation, but anyhow it depends on how you are using it..
Answer:
1.B El amigo de Marcos se llama Pablo.
2.D Su mesa esta junto a la de Marcos
Answer:
"El tomate"
Explanation:
First, you can't do a sauce of pineapple, of corn you can but is not famous in Espana, and the aji is can too but is green and the famous sauce in Espana is red. So that give us the tomatoes.
Hope it helps!!