Which muscles are strengthened the most by swimming?

It’s the muscles from your arms and legs

The answer would be the "Breastroke" is the one you used the most meaning that when you swim you use your arms and legs.

What do you think about music? do you like words? do you like dancing? do you like that kind of music? how long have you listened to this type of music? btw im in the same spanish class ; )

The term  falles  refers to both the celebration and the  monuments  burnt during the celebration.. so i believe the monuments are the ones being burnt. but just to let you know ' fallas ' is a term. ^.^