What effect did rise in economies of BRICS have on the global economy?

It helped stabilize the global economy and insulate it from the fall out of the global financial crisis

Labour became more highly skilled and wages rose alarmingly reducing the off-shoring of jobs to developing countries

Though worldwide poverty rates tumbled, the gap between the rich and the poor in rich economies increased

The cost of living and level of inflation in these countries were maintained at low levels.

All the given options are effects of the rise in BRICs economies.