<u>Personal selling</u> refers to the face-to-face presentation and promotion of goods and services.
<u>Explanation</u>:
Promotion of the product or service lays success to the organization or firm. It is mandatory for a company to promote the product that is manufactured by them. The product can be promoted using different promotional tools. This enhances the participation of the consumers in the exchange.
The promotional tool induces the interest of the dealer and consumer in purchasing the product. Television and direct mail are considered as the top advertising media that can be used for successful promotion.
Answer:
C. Varieties of an element that differ only in the number of neutrons are called isotopes.
Explanation:
The Earth is approximately 
old. The solar system formed from giant gas clouds which was a part of the solar nebula.
The surface of soil which demarcates two soils of different geological ages is called a unconformity.
Palesol is the soil that lies between sediments or volcanic deposits. If the paleosol is older they have lithified rock.
Hence, option C is true.
A type of fast memory known as a cache stores a small, frequently used collection of instructions and data. it is located inside modern CPU.
<h3>Describe cache:</h3>
A cache is a high-speed digital storage layer used in computing that keeps a subset of data, often of a temporary nature, in order to respond to requests for that data more quickly than it would be able to do so by accessing the data's main storage location.
<h3>Why is cache used?</h3>
A cache is a designated storage space that gathers temporary data to speed up the loading of webpages, browsers, and applications. Any kind of cache can be found on a laptop, tablet, phone, web browser, or app. A cache makes it simple to quickly download information, which helps devices operate more swiftly..
To know more about Cache visit:
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Answer:
The main goal of the North at the outset was to bring the Southern states back into the Union.
Explanation:
Ending slavery was not a major Northern goal at first, but this changed as the war continued.
