Given points O(12,1), G(7,5), D(6,1), A(9,−5), T(−1,3), and C(−3,−5), which of the following proves that △OGD~△ATC?

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !