Answer:
a. Selective attention/comprehension
Explanation:
Selective attention/comprehension -
It refers to some specific external factors , which alerts someone's attention , is referred to as Selective attention/comprehension .
The factors can be some external factors like some specific words , activities , situation etc.
Hence , from the given scenario of the question ,
The students gets distracted by the sound of the pencil on desk .
The correct answer is a. Selective attention/comprehension .
Answer:
B. $14,600
Explanation:
The annual cash inflows associated with the machine can be found by the following expression, where 'r' is the company's discount rate of 12% and 'n' is the useful life of the equipment of 18 years:

Annual cash inflows are $14,600.
Answer:
the efficiency variance for variable overhead setup costs is $4,810 favorable
Explanation:
The computation of the efficiency variance for variable overhead setup costs is shown below;
= ((15,700 ÷ 265) × 4.25) × $45 - ((15,700 ÷ 325) × 3) × $45
= $11,330.6604 - $6,521.5384
= $4,809.12 favorable
= $4,810 favorable
hence, the efficiency variance for variable overhead setup costs is $4,810 favorable
<span>I would tell Jenna that she first needs to research what the 7 on the bottom of the bottles means. This number is in reference to the specific type of plastic used in the bottles. She needs to make sure this plastic has not been deemed as dangerous for infants. Once cleared, she should thoroughly wash the bottles and use them.</span>
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