A company invoiced 100 K of services during year N, 20 of which were on credit. Accounts receivable N-1 were 15K and accounts payable N-1 were and 7 K; all are collected or paid in N. To achieve this sales revenue, it purchased and consumed services for 55 K of which 5K on credit; it paid all of its personnel expenses for 15 K; it recorded a depreciation expense of 10 K and it acquired and paid a fixed asset of 11 K. Select the answer you think is CORRECT

		Cash flow from operating activities amount to 5 K
		Cash flow from operating activities amount to 11K
		Cash flow from operating activities amount to 23K
		Cash flow from operating activities amount to 30 K