The code chunk that lets you create the data frame is: a. bars_df <- read_csv ("flavors_of_cacao.csv").
A data frame can be defined as a two-dimensional array-like structure or table with rows and columns, that is typically used for storing data in R programming language and R Studio.
Basically, a data frame refers to a list of vectors that are all equal in length and each column comprises values of one (1) variable while each row comprises a set of values from each column.
In this scenario, the code chunk that would be used to create a data frame is bars_df <- read_csv ("flavors_of_cacao.csv");
Read more on R Studio here: https://brainly.com/question/25558534