### Question:
AveragingTool extends Tool { @Override protected String getHeader() { return TOOL_HEADER; }  static void main(String[] arguments);  }### Answer:
@Test public void testGetHeader() { assertEquals("\nThe regavg tool is used to generate regional average time-series from ARC (L2P, L3U) and SST_cci (L3U, L3P, L4) product files given a time interval and a list of regions. An output NetCDF file will be written for each region.\n" + "OPTIONS may be one or more of the following:\n", tool.getHeader()); }