The production possibility diagram below shows an economy operating on its frontier, producing a combination of consumer services and investment goods at point Z.

With no change in the current position of the production possibility frontier, there is now an increase in the production of investment goods.
Which row in the table below is most likely to occur over time because of this decision?
| Short-term change in consumer services | Long-term change in consumer services | |
|---|---|---|
| A | Increase | Increase |
| B | Increase | Decrease |
| C | Decrease | Decrease |
| D | Decrease | Increase |
Row A
Row B
Row C
Row D