B. Barrio once was once the city’s railroad terminal, but now it has become a shopping area.
Answer:
A. los participantes tiran tomates
Explanation:
Yo puse el libro en la mesa (past tense put)
Yo pongo el libro en la mesa (present tense put)
Yo pondré el libro en la mesa (future tense put)
Choose the one you think is more convenient. Good luck!