If total liabilities decreased by $$27,826$ during a period of time and stockholders' equity increased by $$34,045$ during the same period, the amount and direction $($increase or decrease$)$ of the period's change in total assets is a

a$.$ $$6,219$ decrease

b$.$ $$27,826$ increase

c$.$ $$6,219$ increase

d$.$ $$27,826$ decrease