Final answer:
The research goal in question, which involves documenting the symptoms of Covid-19, is an example of Descriptive research, focusing on observation and discovery without manipulation.
Step-by-step explanation:
The question 'Many experts have expressed the need to know the types of symptoms that people with Covid 19 tend to have. This is an example of what type of research goal?' pertains to identifying the type of research goal related to observing and documenting the symptoms of Covid-19. After reviewing the information provided and the nature of the study, the correct answer is A) Descriptive research. Descriptive research is concerned with observing, exploring, and discovering phenomena as they occur naturally. In this case, the experts are aiming to document the various symptoms associated with Covid-19 without manipulating the environment or creating an experimental setup.