The answer you are looking for is B
Ansel adams is your answer
Begin by heating 2 tablespoons oil or fat in a saucepan over medium heat until a pinch of flour sprinkled into the oil will just begin to bubble. Then, whisk in 3-1/2 tablespoons of flour to form a thick paste the consistency of cake frosting. Continue whisking as the roux gently bubbles and cooks to the shade desired.
