The correct answer is - 45 percent.
Since the clock produces 45 useful unites energy units for every 100 unites of energy that it uses, than it turns out that the efficiency of the clock is 45 percent.
<span>D. Overcrowding and destruction of rain forests</span>
Answer:
The decline in Japan's fertility rate has been attributed to several factors such as changing lifestyles, people marrying later in life or not marrying at all, and the economic insecurity of younger generation. Increasing life expectancy is another driving force behind the aging trend.
-(thediplomat)
The Bronze Era was a time period in history where basic tools were developed and this epoch has been chosen as a turning point during pre-history where advancement and progression were key for the modern human to come.
