Answer:
The answer to your question is: C. Organic molecule
Step-by-step explanation:
A. Protein This option is incorrect because, proteins have nitrogen in their structure, and glucose do not so glucose is not a protein.
B. Nuclei acid This option is incorrect because nucleic acids have nitrogen and phosphorous in their structure, glucose do not.
C. Organic molecule these molecules have carbon in their structure so glucose is an organic molecule, this is the right answer.
D. Inorganic molecule most of the inorganic molecules do not have carbon in their structure (CO2, CO), so this answer is wrong.