【名词&注释】
理论依据(theoretical basis)、因地制宜(local conditions)、扶正祛邪、因时制宜、因人制宜、网织红细胞百分数、海螵蛸(cuttlebone)、桑螵蛸(mantis egg-case)
[单选题]正常成人网织红细胞百分数是
A. 0.5%~1.2% B. 1.0%~1.5% C. 0.5%~1.0% D. 0.5%~1.5% E. 0.5%~2.0%