It means you choose weather to listen or not when you choose to actively listen it means you show that you have a want to listen is where the attitude comes in
Answer: Food safety is important for our health not to over eat and I've heard that if you're over weight you have less years of living. But I don't really think that happens in all cases.
Answer:
Nadando.
Ciclismo.
Usando una bicicleta elíptica.
Caminando.
Remo.
Explanation:
For people who speak English
Swimming
Cycling.
Using an elliptical bike.
Walking.
Rowing.