Which of the following is NOT mentioned by the author among things that are inherited from ancestors

A．emergency help in the floods in Bangladesh.
B．emergency help in the Asian tsunami in 2004.
C．volunteer work for World Food Program.
D．conservation of seven major freshwater river basins.

A．provide tests for pupils on maths and reading from third to eighth grade.
B．add some science testing in schools for pupils aged from 8 to 13.
C．enhance teaching standards which schools should be responsible for meeting.
D．transfer pupils in failing schools to a better one or get them some tutoring.