【名词&注释】
原发性(primary)、体外受精(in vitro fertilization)、继发性(secondary)、结节性甲状腺肿(nodular goiter)、传统习俗(traditional custom)、社会舆论(public opinion)、甲状腺肿大(thyroid enlargement)、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]目前,我国禁止的生殖技术是
A. 人工授精
B. 同源人工授精(artificial insemination by husband)
C. 异源人工授精(artificial insemination by donor)
D. 无性生殖(asexual reproduction)
E. 体外受精