SAS Exam A00-280 Topic 9 Question 12 Discussion

The following question will ask you to provide a line of missing code.

Given the following data set work.vs:

The following SAS program is submitted to create a new data set that carries forward the previous value of sbp when the value is missing.

In the space below, enter the line of code that completes the program (Case is ignored. Do not add leading or trailing spaces to your answer.).