Answer:
Both of them have memory, both of them use electrical signals, both of them can retrieve and transmit data, both of them have partitions and both of them connect data in order to reach to conclusions which are logical and working
Explanation:
Acid rain, or acid deposition, is a broad term that includes any form of precipitation with acidic components, such as sulfuric or nitric acid that fall to the ground from the atmosphere in wet or dry forms. This can include rain, snow, fog, hail or even dust that is acidic.
The answer to this question would be Fermentation. This is a process that releases energy when oxygen is insufficient.
B is the answer because the rest of them u can get back but not coal