I need the answers lol

Sheila conducts an investigation to see how the amount of salt dissolved in water affects the density of the water whichstatement best describes the correct plan for her procedure? the density and the amount of water are controls, and the amount of salt and the type of salt are variablesthe amount of water and the amount of salt are controls, and the type of salt and the density are variablesthe type of salt and the amount of water are controls, and the amount of salt and the density are variablesthe type of salt and the density of water are controls, and the amount of salt and the amount of water are variableso

Tell your teacher, in complete spanish sentences, the sequence of events from the time you arrive at the airport until you board the airplane. use your own words.

Escoge la frase que contiene un verbo recíproco. choose the sentence that contains a reciprocal verb. los ni? os se despiertan a las 8 para la escuela. mi familia y yo nos acostamos antes de las 10. los ni? os se ayudan cuando trabajan en equipo. mi familia y yo nos lavamos las manos antes de comer.