In the situation, salivation was the unconditioned response.
Answer: 3) Confounding variable
Explanation:Confounding variable is the variable that indicates about the external influential factors that produces the manipulated consequences of independent and dependent variable.This variable can lead to producing useless outcomes in an experiment.
According to the question, the changes occurring in interest of student in algebra can be due to the outside factors which are not generating the actual results and thus, experiment is getting ruined.
Other options are incorrect because application variable remain same for the experiment,system variable are the variables of certain system and reliability variables describe about the variable on which dependent or stable.Thus, the correct option is option(3)
The answer is D. <span>the South China Sea and the Indian Ocean</span>
<span><span>Mental health professionals do not use labels to assume previous diagnoses of a client.</span> <span>Mental
Health professionals perform a complete evaluation of the patient
before performing a therapeutic process in order to know the personal
characteristics of the person before only focusing on their diagnosis.</span></span>
<span>The Removal Act that was passed by Congress on May 28, 1830 gave
the president the power to bargain in the relocation of southern Indian tribes to
federal land in return for their ancestral land. It was genocide because many Indians were
forced out of their ancestral lands and many were killed by disease during
their travel to federal territory. Those
who resisted were killed due to disease and many conflicts came about as some
of the Indians fought back. Among the
tribes who suffered under this act were the Cherokee, Choctaw, Seminole, Chickasaws
and Creek. Many more died on the Trail
of Tears.</span>