Answer:
Kat should get a whistle that emits sounds in the range of <u>23 and 54,000 Hz</u>.
Explanation:
The hearing range is the frequency range that can be heard by the animals, including humans.
Generally, the hearing range of humans is about 20 to 20,000 Hz and the hearing range of dogs is around 67 to 45,000 Hz
Dog whistles are the whistles which emits ultrasonic sound and are used for training dogs. <u>Generally, the dog whistles are within the range of 23 to 54,000 Hz and thus, can not be heard by the humans.</u>
Answer:
The correct answer is immigrants who spoke little English and knew few people in their new home.
Explanation:
Although Jane Addams was a great woman, and most of the options here could be connected with her name, the correct answer is assisting immigrants who spoke little English and knew few people in their new home, because through that she also helped whole families and of course children. She was helping not only immigrants, but also other social classes and minority groups. She founded many immigrant residence and settlement houses, and that is why this option is the most correct one about her.
In the post test only design
Answer:
<em><u>The three types of communities are rural, urban, and suburban.</u></em>
Explanation:
mark as brainliest and drop some thanks!!!
Question Options:
A. feedback control
B. sequencing
C. reinforcement
D. concurrent control
Answer: CONCURRENT CONTROL.
Explanation: Concurrent control can be defined as a method in strategic management whereby regulation and execution of activities takes place simultaneously. This helps to maintain quality and consistency in employees work activities. It involves fixing any issues as soon as they occur. This kind of control is important because they occur in real time and serves as preventive measures against low quality standards.
