Here are the answers to your questions:
Question 1: A) How would you say "I bought a necklace" in Spanish?
Answer: Compré un collar. (1 point)
Question 2: A) How would you say, "They bought sunglasses" in Spanish?
Answer: Compraron anteojos de sol. (1 point)
Question 3: A) What is the correct way to say "I looked for" in Spanish?
Answer: busqué (1 point)
Question 4: A) How deep is the main waterfall at Parque Nacional Iguazú?
Answer: 260 feet (1 point)
Question 5: A) Which of the following did Ástor Piazzolla not write?
Answer: plays (1 point)
If you have any more questions or need further assistance, feel free to ask!