If you were testing how well different automatic car washes cleaned cars, the control group would be: This is an earth science question.

The casefor proofs

Ibelieve the answer is d: quarterany

25% or 1/4 of the offspring would have red flowers, 50% or 1/2 of the offspring would have pink flowers, and 25% or 1/4 of the offspring would have white flowers. i crossed rr and rr which are the pink-flowered genotypes to find these ratios.