<span>Disposable razor blades were invented in 1901 by Gillette.
Gillette is a company based in the United States, founded by King C. Gillette in 1901. He was an American businessman who saw the need for disposable razor blades, which is why he is considered the pioneer in the business.
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Answer:
Females with nurturing characteristics are valued for their tendency to help children survive.
Explanation:
The primary aim of nature during evolution was to increase the number of offspring . It created gender difference to achieve that objective . It created males with more aggressive features so that they can fight other males to gain access to better bred females, a symbol of higher fertility . Females prefer a partner who are mighty and who can give her protection due to their demands of pregnancy and breastfeeding.
Answer:
Local Unions, National Unions, and Federations
Explanation:
It is easiest to differentiate among three distinct levels within the labor movement: local unions, national unions, and federations.