Answer:
Conserva- conserve
Destruir- destroy
Limpiar- clean
Árboles- tree
Bosque- forest
Estrellas- stars
Contaminar- contaminate
Cantaminación - contamination
Conservar- conserve
Jungla- jungle
Selva - jungle
Ave- bird
Lata- can
Metal - metal
Botella- bottle
Answer: C. o, as, a, amos, an