The author's attitude towards euthanasia seems to be that of ______.

A．face his death with calm characteristic of euthanasia
B．experience the suffering of a lung cancer patient
C．have an intense fear of terrible suffering
D．undergo a cooling off period of seven days

A．observers are taking a wait- and- see attitude towards the future of euthanasia
B．similar bills are likely to be passed in the US, Canada and other countries
C．observers are waiting to see the result of the game of dominoes
D．the effect - taking process of the passed bill may finally come to a stop