Si Antonio estuviera en la fiesta, el hablaria con Juan.
This sentence means - If Antonio had gone to the party, he would have talked to Juan.
It is a hypothetical sentence, meaning that it didn't happen but states what could have happened had he decided to go to the party.
The correct answer would be “me encantan los postres porque son dulces,” “dulces” translating to sweet.
El perro es el mejor amigo del hombre
The answer should be c because it
isn’t talking a event it’s asking do they play Soccer.