The Columbian exchange was the arrival of new species in the Old and the New Worlds. Among the many species that arrived in the New World were the bacteria and viruses that were causing many illnesses but to which the Old World people were immune. The Native Americans were not immune so many of them, by some estimates even 90 %, died.
Answer:
Chemical vapors may penetrate the contact lens material and cause the lens to adhere to one's eye.
Explanation:
The colonists were not at all happy at the way Stamp Act was forced on them without taking their consent. The tax was being taken by the Britishers to support their wars in North America. The colonists not only debated about this tax in colonial legislature, but also distributed written documents against the act. Mob or crowd action against the tax collectors was another way of protesting against the tax. Colonists were so angry that they even tar and feather the tax collectors. This ways were all to indicate their anger towards implementation of the Stamp Act.
The correct answer would be, Ciara just saw a young girl offering her arm to help an older woman cross the street.
According to research on the bystander effect, the above mentioned statement is the most likely to get help from others.
Explanation:
Bystander effect is basically a social psychological concept or claim. According to this effect, when there are a lot of people at a place, then a victim is less likely to get help from others in this situation.
This is because everyone thinks that the other person would help the victim and they stand quietly without the urge to help the victim.
But a situation in which a young girl offers her arm to help an older woman cross the street, can be seen commonly. In this situation the people are most likely to get help from others.
Learn more about bystander effect at:
brainly.com/question/12499646
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