Evaluate the statement: 'Genomic libraries are essential for identifying novel genes and understanding their functions.'

• A. False, because genomic libraries only include expressed genes.
• B. False, because genomic libraries are less comprehensive than cDNA libraries.
• C. True, because genomic libraries contain all DNA sequences, allowing for comprehensive gene discovery.
• D. True, because genomic libraries are used to study gene expression.

Answer: (C)