Which of the phrases (1), (2), (3) and (4) given below each statement should be placed in the blank space provided so as to make meaningful and grammatically correct sentence?
According to some people gay couples should be given the same legal rights as heterosexuals in adopting children and debate about _________
1
whether they can sustain is not logical.
2
the longetivity of these couples is not ethical.
3
whether they can be good parents is ridiculous.
4
the hardships of such a relationship makes no sense.