Assigning a value of $35$ to the objective function, i$.$e$.,$ making $7x_{1}5x_2=35,$ the line representing the objective function goes through the following two points

$(5,0)$ and $(0,7)$

$(0,5)$ and $(7,0)$

$(0,5)$ and $(0,7)$

$(5,0)$ and $(7,0)$

none of the above