D. Desconocen
los extranjeros = Ellos Ellos = -en
anything to do with ellos will always end in -AN, or -EN it will depend on if your word ends in -AR, -ER, or -IR
1. C
2. C
3. A (it's an irregular conjugation, similar to escribir ---> escrito)
Answers:
Question 1: b) telefono
Question 2: d) dejar
Question 3: a) el ropero
Question 4: b) cama
Question 5: c) fregadero
Question 6: d) lavar la ropa
Question 7: d) el jardin
Question 8: a) lampara
Question 9: d) balcon
Question 10: b) quehaceres