1- a) Write the SQL code that will implement the following ERD. You need to determine the data type of each column according to your knowledge. Student Paper STD_ID PP_ID STD_First Name STD_Last_Name STD_Admit_Semester STD_Admit Year STD_Enroll_Status PP_Title PP_Submit_Date F- PP_Accepted PP_Type STD_ID Evaluation PP_ID EVAL_ID EVAL_RESULTS Evaluator EVAL_ID EVAL_First Name EVAL_Last_Name EVAL_Program b) Write the SQL code to insert 4 rows of data in each table. No field can have null values.