Eduardo's Texas Cantina had the following results for December 31, 2017 and 2018 respectively

2017 2018

Cash $42,000 $49,000

Noncash current assets $162,000 $175,000

Cash flows from financing activities 313,000

Cash flows from operating activities 72,000

What was the amount of cash flows from investing activities for 2018?

a. Cash outflow of $7,000

b. Cash outflow of $391,000

c. Cash inflow of $378,000

d. Cash outflow of $378,000