The patient with symptoms of chest oppression, palpitation, cough or with dyspnea, short breath with lassitude, clear and thin phlegm, low voice and less desire to speak, light tongue with white tongue coating, feeble pulse, could be diagnosed as:
A、Qi deficiency of both heart and lung syndrome
B、Deficiency of both heart and spleen syndrome
C、Yin deficiency of both lung and kidney syndrome
D、Qi deficiency of both lung and spleen syndrome