Answer:
their reaction and behaviour
The bus's position
at time
is

If we take the bus's rear's starting position to be the origin, then the position of the mate (?) is given by

The mate draws level with the rear of the bus when
:

Drop the units to make things simpler:

So it would take 3 seconds for the mate to catch up to the bus.
Answer:Undernutrition/Malnutrition
Explanation:
This occurs when there is a deficiency of energy and nutrients to meet up the requirements of an individual for optimum health. This usually result due to inadequate intake, increased demand or inability to utilize it when taken.
They are usually seen in infants shortly after stoppage of breastfeeding with poor feeding or wrong nutritional support but could also occur in adults with secondary systemic infections.
Answer:
This can be described as a commitment.
Explanation:
From a psychological point of view, we can say that when Janis swept the kitchen's floor, she committed herself to have a clean house so that she can invite her friends. She is directing her activities to reach a goal and is easier because after sweeping the kitchen she is mentally predisposed to reach her goal of keeping the house clean.
Thanks for the tip dude ---------------