Required:

Did CVS$\text{'}$s valuation allowance increase or decrease during $2019?$ By how much?

If CVS had not adjusted its valuation allowance during $2019($the allowance remained the same$),$ what would have been its income

from continuing operations?

All else equal, would CVS need to assert that it would be more profitable or less profitable in future years in order to justify the change

that occurred in its valuation allowance during $2019?$