The correct answer is sense organs.
When a baby is having a bath, several of his sense organs are being stimulated simultaneously, which is generally enjoyable for babies since they have a keen sense of curiosity and take delight in exploring new stimuli and sensations. To specify, during a bath, the baby has visual stimuli to look at (bubbles, water, etc.), pleasant fragrances (from the soap) and sounds (splashing).
Explanation:
relating to human society at a very early stage of development, with people living in a simple way without machines or a writing system: ... Early settlers had to cope with very primitive living conditions.
A clinical trail
Clinical trials are research studies that explore whether a medical strategy, treatment, or device is safe and effective for humans. These studies also may show which medical approaches work best for certain illnesses or groups of people. - Definition by <span>https://www.nhlbi.nih.gov/studies/clinicaltrials</span>
The correct answer is a conditioned stimulus.
A conditioned stimulus (CS) refers to a previously neutral stimulus, that when repeatedly paired with an unconditioned stimulus (UCS) elicits the same response as the UCS, even in the absence of the UCS. In this example, the CS is Dr.Jones closing the classroom door, because this stimulus by itself elicits a response of anxiety in students.
Fail to maintain tax free system- tax get imposed & people unwillingness to pay tax , there is always budget deficit instate of surplus. panchayat officers ignorant about social responsibility & are handicap for decision making at local level. central fail to decide norms for local govt & effectiveness.