The answer for this question would be:
a. True
Solid, liquid, gas ^^
For example, if you have an ice cube you have a solid piece of matter, but if you heat it up it melts and then it's liquid, and after getting hot enough it evaporates and even though you can't see it it's still there, but as a gas.
By the way, what's this have to do with Spanish?
Vamos el sábado en la mañana al parque a andar en bicicleta
Answer:
I do Spanish classes on favs but I’m sorry friend.
Explanation: