Correct option:
C) y = −0.3x
<h2>
Explanation:</h2>
A proportional relationship between two variables occurs when their ratios are equivalent. In other words, we can write one variable as the product of a constan value and the other variable, so:

So this is the equation of a line that passes through the origin. By comparing this equation with our options, we see that the only option that meets this requirement is option c)

En la Mano because unas means means nails
En la Mano = in the hand
En la cabeza = in the head
En la pierna = on the leg
En el corazon= in the heart
For you, who is your uncle's son? For you, who is your mother's grandfather? For you, who is the other son of your mother? For you, who is your brother's son? For your mother, who is your brother? For you, who is your father's father? For you, who is your mother's brother? For your grandfather, who is your brother?
Cousin/primo, great grandfather/bisabuelo, brother/hermano, nephew/sobrino, son/hijo, grandfather/abuelo, uncle/tio, grandson/nieto
Correct answer: letter B. será