The correct option is D Rich in loosely packed DNA
Answer is option C i.e. "Rich in loosely packed DNA"
Euchromatin is an uncoiled (loosely) packed form of chromatin (DNA or RNA)and are genetically active that is enriched in genes. Nucleus of non-dividing cells when observed under the light microscope, show two regions on the basis of concentration or intensity of staining. The dark stained areas are said as hetero-chromatin and light stained areas are said as euchromatin.