The answer is signing or sign language. As this is the expression or language that they use to communicate towards other people as they were not able to communicate using their tongues as they don't have any hearing or their hearing input is impaired.
Scalloped patterns of responding are typically associated with Fixed interval schedules. This is further explained below.
<h3>What are
Fixed interval schedules?</h3>
Generally, Fixed-interval schedules are ones in which the first answer will not be rewarded until a certain length of time has passed from the beginning of the schedule.
In conclusion, Responses that follow a scalloped pattern are often connected with programs that use fixed intervals.
Read more about Fixed interval schedules
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Answer: Lack of adequate health care.
Explanation: lack of access to
affordable, quality and adequate health care has resulted in the high infant mortality rate in the U.S as compared to other affluent country.
Prince Shotoku<span> (574-622), a member of the imperial clan, exercised political </span>leadership<span> from the end of the sixth century to the beginning of the seventh century. After Empress Suiko ascended to the throne in 593 as </span>Japan's<span> first female</span>