What could be a plausible hypothesis based on the information provided regarding USPS's customer service issues and the need for improvement? $(5$ pts$)$

Considering the need for primary data from catalog marketers and the household sector, what type of research methodology would be most appropriate for this study? Explain $(5$ pts$)$

What is the primary purpose of collecting data from catalog marketers and the household sector in this research context?

Explain $(5$ pts$)$

$4.$ What specific methods could be employed to collect data from catalog marketers and the household sector effectively?

Explain $(5$ pts$)$