The factors which helped to spread summer vacations are: C. advertising, unions, and art.
<h3>What is an advertisement?</h3>
An advertisement can be defined as a group of consumer promotions programs which is designed and developed with the sole intention of making the various goods or services that are being offered by a business firm to become known, popular and familiar to all of its customers and potential customers.
This ultimately implies that, consumer promotions programs such as online websites and advertising, can help a business firm in the following positive ways:
- To generate store traffic.
- To enhance brand loyalty.
- To facilitate and influence the final decision to buy an item.
- To increase awareness and encourage the use of a service such as vacations
In this context, we can infer and logically deduce that the factors which helped to spread summer vacations include advertising, unions, and art.
Read more on advertisements here: brainly.com/question/1658517
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Answer with Explanation:
<em>Genetics' influence on the happiness</em> of a person has long been studied. Some people say that the genes of a person affects the person's mood. For example, "5-HTTLPR" is a gene that is regarded to be connected to depression. This is why it is called<u> "the depression gene."</u> It is also associated with sleep disorders like "insomnia." When someone has trouble sleeping, it disrupts his way of life thereby affecting his happiness.
On the contrary, the genes exhibit themselves according to external environments. This is also one reason why a person's happiness may also be determined by his<em> success in life, material possession, relationships with people and so on.</em> So, a person's situation in life partly influences his happiness.
I think it’s C, but it could possibly be B
