With the concept of zero, we could express math (and by extension, everything) with just one concept: of there being something. This was contrasted with there not being something.
This presence/absence of something is very easily implementable in mechanical terms, which contributed to the development of hardware. So: the concept of 0 made our calculations easily physically implementable.
Answer:
Option B, State Government
Explanation:
State government get its revenue from the following sources
a) Income
b) Sales tax
c) Other taxes
d) Charges and fees
e) Transfers from the federal government
Thus, option B is correct
Answer:
Mobile phones have become part of our daily lives and besides communication, we have available a vast variety of apps that can make our daily life a lot easier
Explanation:
Secondary reinforcers are learned or conditioned. An example of a secondary reinforcer is grades or money. Secondary reinforcers are learned and are reinforced by the continual use of the reinforcer. Primary reinforcers are biological and include food, drink, and pleasurable activities.
