Answer:
What was a result of rail standardization? Railways were able to transport meat without spoilage. Trains provided cars with pull-down beds for overnight travel. Trains from different rail lines could use each other’s tracks.
Explanation
Starting from down to top,Self actualizationEsteemLove/belongingSafetyPhysiological
Answer:
The answer is A. Punishment for diving.
Explanation:
Hitting her head on the board during her last dive acted as a punisment for diving because it was an unfavorable outcome for a behavior, in this case the behavior was the diving. The purpose of a punishment is to decrease the appearance of a behavior, which is why, after hitting her head, Angela refuses to dive again.
1.Switch to renewable energy
2.reduce methane leaks
3.pick power sources that use less water
4.minimise energy loss among wires
5.use only the voltage you need
6.use energy saving tools