On January $1,$ Year $2,$ West Company had accounts receivable of $$500.$ During Year $2$ West earned $$2,500$ of service revenue on account. If the accounts receivable balance as of December $31,$ Year $2,$ was $$400,$ what was the amount of cash flow from operating activities?

Group of answer choices

$$2,000.$

$$3,000.$

$$2,400.$

$$2,600.$