Which of the following statements regarding Full employment equilibrium are correct:

Group of answer choices

When the economy is at full employment, it reaches its potential GDP

The macroeconomy is always in equilibrium at full employment

when the economy is at the natural rate of unemploment

Full employment includes frictional, cyclical and seasonal unemployment

Full employment is a rate of unemployment that the economy can sustain in the long run without triggering inflation or natural rate of unemployment

when unemployment is zero$\%$