Answer:
The correct answer will be option- which discussed the embryo abortion and moral values of human life (statement 1).
Step-by-step explanation:
The research on embryonic stem cell started in 1981 but controversies began in 1998 when the technique was developed to derive stem cells were derived from the human embryos.
The approach of the research was to cure the human diseases using this cloning method but it leads to the ethical and social issues in the society. The main controversy was that it involved human embryo's and the killing of the human embryos which went against the laws.
Thus, statement 1 is the correct answer.