Explanation
The related list of cases can be added to the account page layout, which determines the fields, buttons, and related lists that users see when they view an account record.

Explanation
A gauge is a dashboard component type that shows a single value within a range of custom values. A gauge is useful for showing whether a metric, such as revenue or customer satisfaction, is within a desired range. For example, a gauge could show the current revenue as a needle pointing to a green, yellow, or red zone, indicating whether the revenue is above, below, or on target. A metric is a dashboard component type that shows a single value, such as the total number of accounts or the average deal size. A metric does not show a range of values. A chart is a dashboard component type that shows data in a graphical format, such as a pie chart, a bar chart, or a line chart. A chart is useful for showing the distribution or trend of data, but not a single value within a range.

Explanation
The easiest method to change the work hours information in the Salesforce org to reflect the new time zone is to go to Settings -> Personal Information -> My Work Information, and select the appropriate time zone from the drop-down menu.