Answer: c) providing transparency in methods
Step-by-step explanation:
Transparency in methods is the mechanism in which decision, phenomena, document ,process etc is publicly displayed i.e. in transparent manner.It permits people to know about it.
According to the question, Lavonne is openly and publicly describing about the method of reach,gathered data and journey towards result in her report.Thus she is using transparency in methods.
Other options are incorrect because reporting about knowledge, gathering observed data and assessing pattern of daily life is not represented through Lavonne's research. Thus, the correct option is option(c).