http://www.betterhealth.vic.gov.au/bhcv2/bhcarticles.nsf/pages/Birth_defects_and_drugsTeratogenic drugs
Each of the following drugs or drug groups may cause birth defects in a developing fetus:
ACE (angiotensin converting enzyme) inhibitors
Angiotensin II antagonist
Isotretinoin (an acne drug)
Alcohol
Cocaine
High doses of vitamin A
Lithium
Male hormones
Some antibiotics
Some anticonvulsant medications
Some cancer-fighting medications
Some drugs that treat certain rheumatic conditions
Some thyroid medications
Thalidomide
The blood-thinning drug warfarin
The hormone diethylstilbestrol (DES).
This list is not complete. For example, the teratogenic effects of illegal drugs (such as cannabis or amphetamines) are not clear because of the lack of medical studies.http://www.netwellness.org/healthtopics/pregnancy/faq5.cfm#avoidThe correct answer is c