Inflows:Cash received from federated campaign $......................................$$$650,000$Cash received that is designated for $2019$ operations $...........................\mathrm{.}15,000$Contributions pledged for $2018,$ not yet received. $..............................\mathrm{.}100,000$Contributions pledged for $2019,$ not yet received. $..............................\mathrm{.}30,000$Sales of pet supplies. $.....................................................\mathrm{.}10,000$Pet adoption fees $........................................................\mathrm{.}60,000$Outflows:Kennel operations $........................................................$$$375,000$Pet health care $..........................................................\mathrm{.}200,000$Advertising pets for adoption. $..............................................\mathrm{.}50,000$Fund raising $............................................................\mathrm{.}80,000$Administrative and general $................................................\mathrm{.}200,000.$ In the humane society$$s statement of activities for the year ended December $31,2018,$ whatamount should be reported under the classification of public support$$unrestricted$?$a$.$ $$690,000$b$.$ $$750,000$c$.$ $$650,000$d$.$ $$820,000$