Which of the following code blocks returns a DataFrame containing a column dayOfYear, an integer representation of the day of the year from column openDate from DataFrame storesDF? Note that column openDate is of type integer and represents a date in the UNIX epoch format - the number of seconds since midnight on January 1st, 1970. A sample of storesDF is displayed below: A sample of the `storesDF` data is: | storeId | openDate | | :------ | :---------- | | 0 | 1100746394 | | 1 | 1474410343 | | 2 | 1116610009 | | 3 | 1180035265 | | 4 | 1408024997 | | Databricks Certified Associate Developer for Apache Spark Quiz