D. Because if your a employee and go in the lounge you can find stuff in the room
For the given question, the summation that represents the money in account is:

The principal amount if compounded annually, the formula that represents the amount to be received after n years is:
where A is the amount received after compounding, P is the principal, r is the rate of interest and t is the tenure.
<h3>Solution:</h3>
Given:
Annual interest rate(r) is 5.5%
Principal is(P) $300
Tenure is(t) 10 years
On substituting the values in the formula 
The amount received after compounding at the end of 1 year will be:

Similarly, the amount to be received after 2 years will be:

The amount received after 10 years will be:
upto 10 years
Therefore the summation that represents the money in account after 10 years is:

Learn more about compound interest here:
brainly.com/question/25857212
Answer:
The term stability in the context of reliability of a research study means that the degree to which the result of the research study is stable over a period of time.
Certain times the study is disregarded because it is no longer reliable and does not serve the present situation. If a research study is still valid throughout multiple time zones, specifically when it is being used in a different study, it is said to have a higher reliability index and can be trusted.