_____ nation has proposed to ban the return of extremists for 2 years ?

a) New Zealand
b) United Kingdom
c) Australia
d) Germany

Australia’s government on July 4, 2019 proposed new laws that would prevent extremist Australians from returning home for up to two years, as the country prepares for the repatriation of Islamic State group supporters from the West Asia. Around 230 Australians had flown to Syria and Iraq to fight with extremist groups since 2012.