T4W5 TS Q14 – Selective High School

Animal research has been vital to countless medical and scientific advances in the past century. It continues to aid our understanding of various human diseases. People worldwide enjoy a better quality of life because of these advances and the subsequent development of new medicines and treatments.

Which of these statements, if true, most strengthens the above argument?

Every medical breakthrough in the past 100 years, such as treatments for breast cancer and childhood leukaemia, has only been possible with animal research. Medical researchers can use vaccines on human volunteers. Animals are very different from humans and make poor test subjects. There are many laws governing how animals are treated in medical research centres to protect them from mistreatment.

Are you sure you want to leave?

Which of these statements, if true, most strengthens the above argument?