Elsa used the multiplication table below to write ratios that are equivalent to 12/4. One number is missing from the equivalent ratio, as shown. What is the missing number?

A. 6
B. 18
C. 24
D. 36

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.