Answer:
Physical barrier
Explanation:
A physical barrier is any barrier to communication that is caused by a natural and/or environmental condition and affects how the communication when sending a message to a receiver. In this case, the noise from the people talking behind Raul acts as a environmental condition and is affected the way in which information from the speaker gets to Raul.
Feminists
The group or organization which was not motivated by the civil rights campaign of the 1950's and 1960's is the feminists. The Civil rights campaigns focus on the implementation of laws equitably to all individual, which crested during the 1960's. Ensuring that the rights are uniformly preserved by law, however, not limited to women's rights, minorities', and LGBT rights.
Asking someone to check your speech in advance to ensure its accuracy will help you avoid making blunders.
The degree to which an expression or measurement conforms to a genuine value is known as accuracy. Additionally, it concerns accuracy or the lack thereof. In other domains, such as science, the term is more precisely defined; it is distinguished from precision.
Accuracy refers to how closely the measurement resembles the actual value. It's important to achieve the same result every time you take a measurement in order to be reliable.
Consider how shooting at a target would be like taking measurements. The target, or bullseye, stands in for the real worth you're attempting to gauge.
Doctors and researchers use the phrases accuracy sensitivity and specificity when discussing the accuracy of medical testing. These metrics let us know how accurately a test can determine whether or not a person has a condition.
Learn more about accuracy here
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