.EXE as they are executable programs. However, it depends on the operating system

Your answer is such a genius. :)

I think the answer to your question is opt. D
Answer: One occurrence of the object
Explanation:
The instance of the object is the one occurrence of an object in the given class. The common statement of an object with respect to the instance means that there is single occurrence of an object.
When the process run at each time it is known as instance of program given specific values and variables. An instance of the object is also known as class instance.
It is basically defined as specific realization in an object and also the object varies in different number of the ways in the object oriented programming (OOPs).
A lack of knowing leads to negativity:
When people don’t have the information or knowledge they feel they need, low productivity results. The reason is pretty basic – people tend to avoid situations in which they will be seen as not knowing, not understanding or not having expertise. No one wants to look like they don’t know what to do. And just about everyone has a fear – whether based in reality or not – of being embarrassed or mocked.