Solve this for my accounting class

If total liabilities decreased by $$27,364$ during a period of time and stockholders' equity increased by $$32,700$ during the same period, the amount and direction $($increase or decrease$)$ of the period's change in total assets is a

a$.$ $$5,336$ decrease

b$.$ $$5,336$ increase

c$.$ $$27,364$ decrease

d$.$ $$27,364$ increase