Question $5$

As of $2014,$ which of the following statements about China is true?

China's population has doubled since $2000.$

China's fertility rate has declined from $4\mathrm{.}5$ to $1\mathrm{.}6.$

China's population has $400$ million more people than it would have had without the one$-$child policy.

China's solution to population growth has been endorsed strongly by the $2008$ Stockholm Conference.