【名词&注释】
计算公式(calculation formula)、体外受精(in vitro fertilization)、不规则(irregular)、同源人工授精(artificial insemination by husband)、异源人工授精(artificial insemination by donor)、无性生殖(asexual reproduction)
[单选题]按新九分法计算烧伤面积躯干和会阴占全身面积的
A. 25%
B. 27%
C. 30%
D. 32%
E. 35%