Earnings that are high quality would
a. be informative about current performance and provide information about the long-run sustainability of profits.
b. be informative about past performance and provide information about the long-run sustainability of profits.
c. be informative about current performance and provide information about the long-run sustainability of assets.
d. be informative about past performance and provide information about the long-run sustainability of assets and liabilities.
e. be informative about future performance and provide information about the short-run sustainability of assets and liabilities.