<span>A portable fire extinguisher can save lives and property. Nevertheless, it has limitation for it is only indicated to put off small fire. It is appropriate to use portable fire extinguisher when the room temperature is only slightly increased. In addition, one must decide to use portable fire extinguisher to fight a small fire only if the room is not filled with smoke and the fire is not growing. Therefore, the answer is B.
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Answer:
<u>Negative Reinforcement</u> is the process of strengthening a behavior by contingently withdrawing something displeasing.
Explanation:
Negative reinforcement is basically a part of operant conditioning in which the behaviour is increased by avoiding the negative consequences. Active avoidance of an aversive stimulus increases desired behaviour.
<u>For example</u> : Child increases his kind behaviour towards the younger brother to avoid getting scolded.
Most likely d
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