In China rose the flowers are [NEET 2013] ?

• A. Actinomorphic, epigynous with valvate aestivation
• B. Zygomorphic, hypogynous with imbricate aestivation
• C. Actinomorphic, hypogynous with twisted aestivation
• D. Zygomorphic, epigynous with twisted aestivation