The "Go for Zero" policy of Australia helped the country to bring down its COVID-19 cases. The Go for zero policy of Australia was proposed by a non-profit think tank Grattan Institute that advises the government. Under the policy besides expanding the testing of covid-19, Australia also increased contact tracing and mandatory isolation.
In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".
The bigger a group the less are the chances of an individual (get) the requisite attention when necessary.
A sentence has been given in Direct/Indirect Speech. Out of the four given alternatives, select the one which best expresses the same sentence in Indirect/Direct Speech.