Professor Estrada plans to research the benefits of comedy as a coping mechanism during times of natural disasters. Before moving ahead, she will explore the published research that has already been compiled on this topic. This is what step of the scientific method?

Literature review

Explanation:

Literature review is defined as reviews of articles and scholarly materials .Documents that comes under literature review are theses, articles, journals etc that consist of information on certain subject in form of independent discoveries,theoretical findings, methodical concepts etc.

According to the question, Professor Estrada want to do literature review before researching as she want to explore about the subject through other documents that will give her understanding and knowledge of the topic.

the technology changed agriculture in an impacting manner since many people left the field work by a cellular or other technological appliances