A mixed methods researcher decides to study the use of smokeless tobacco among high school students. The specific interest of the researcher is in examining what factors contribute to students becoming frequent users of smokeless tobacco. Further, variables can easily be identified from the literature on this topic, and thus the researcher plans to first conduct a survey with the high school students and then follow up with interviews with a few students. Which of the following designs characterizes this mixed methods design? :
A social justice mixed methods design
A convergent mixed methods design
An exploratory sequential mixed methods design
An explanatory sequential mixed methods design