A technician records these measurements while testing a motorised theatre platform.
| Entry | Measurement |
|---|---|
| A | acceleration of 1.5 m/s2 |
| B | temperature of 38 ∘C38\ ^\circ\text{C}38 ∘C |
| C | power of 900 W |
| D | momentum of 120 kg m/s |
Which pair of entries is incomplete because a direction is not given?
The power and momentum entries
The momentum and acceleration entries
The acceleration and temperature entries
The temperature and power entries