infusion

card 1 of 9 · context meaning

Which meaning of 'infusion' best matches its use in the sentence?

He made a number of other changes at the Transit Police, including revamping audio equipment, moving the force to nine-millimeter semiautomatic weapons, and designing new uniforms. These changes were all part of a $40 million infusion into the Transit Police in 1990 from Governor Mario Cuomo.