An enzyme involved in the catabolism of fructose to

An enzyme involved in the catabolism of fructose to pyruvate in the liver is:

1.Glyceraldehyde-3-phosphate Dehydrogenase.
2.Phosphoglucomutase.
3.Lactate-dehydrogenase.
4.Glucokinase.

Ans. 1   [Harper 25th Page 192,225 Only choice 1 comes in cycle between Fructose and pyruvate]