Which of the following is a keto triose?

Q. Which of the following is a keto triose?
A. Dihydroxyacetone
B. Glyceraldehyde
C. Ribulose
D. Erythrose
Answer: Dihydroxyacetone

A. Dihydroxyacetone
B. Glyceraldehyde
C. Ribulose
D. Erythrose
Answer: Dihydroxyacetone