Angelica has been asked to learn how many pedestrians walk by a specific location that her company is considering for a new sporting goods retail shop. probably the most useful way to research this information would be by

The most useful way to research this information would be by investigating primary sources.

Explanation:

A source is the place of origin of something and there are many types, especially in the research ambit. A primary source is the original source, such as a document, or direct testimonies from people, for example.

In this case, Angelica's best way of learning how many pedestrians walk by a specific location is to go there and be able to see for herself and ask for testimonies from individuals who frequent that specific location.

investigating primary sources.

This means that Angelica has to carry out her research with documents that relates directly to the subject.

Explanation:

Primary sources are documents that directly relates with the subject under investigation or research, those documents could serve as evidence or information of great importance and benefit.

Primary source helps researchers, historians, artists etc to get first hand knowledge about what transpired during a time or dispensation or an historian event.

Examples of primary source includes pictures, maps, cameras, clinical reports, journals, articles, music, case studies, manuscripts, interviews, letters, phones, computers, poems, records, books, novels, videos, newspaper, etc.

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