Select the correct answer from the following statements :
1. Cutin is fatty acid polumer
2. Starch is glucose polymer
3. Sucrose is monosaccharide
4. maltose is polymer of fructose.
A. 1, 2, 3 are correct
B. 1 and 2 are correct
C. 2 and 4 correct
D. 1 and 3 correct.