请选择DCBA3F(z.T'W;a-i-E Pandas’ main food is _________ .'E*e9B,G.|3w2M3V*y4Y0D,j9y/t
A. leaves'E*e9B,G.|3w2M3V*y4Y0D,j9y/t
B. nuts'E*e9B,G.|3w2M3V*y4Y0D,j9y/t
C. bamboo'E*e9B,G.|3w2M3V*y4Y0D,j9y/t
D. meat'E*e9B,G.|3w2M3V*y4Y0D,j9y/t