Line 1: Importing dataset CompactSUV. 2) Line 2: Viewing the dataset imported. 3) Line 3: Displaying a summary of the columns in the data frame (including the default variable type assigned to each column by R). 4) Line 4: Extracting a column “Overall.Score” from the data frame. 5) Line 5: The entry in row 8 and column 4 of suv_df is stored in the data object named entry84. 6) Line 6: Entering the name of the data object (entry84), displays its value. 7) Line7: The R function class is used to identify the type of entry84. 8) Line 8: Row 8 of suv_df is stored in the data object named row8. 9) Line 9: Entering the name of the data object (row8), displays the vector (of various types) corresponding to row 8 of suv_df. 10) Line 10: The R function class is used to identify that row8 is a data frame. 11) Line 11: Column 4 of suv_df is stored in the data object named col4. 12) Line 12: Entering the name of the data object (col4), displays the values corresponding to column 4 of suv_df. 13) Line 13: The R function class is used to identify the data type.