$($b$)$ Write a matlab function to return the grade, grade point and the remark in form of a structure for students' scores as shown in the table $1.$ The function should accept vector of scores $(16mk)$

Table I

$\backslash$table$[[$Scores$,$Grade,Grade point,Remark$],[0-39,$F$,0,$Fail$],[40-45,$E$,1,$Pass$],[46-49,$D$,2,$Pass$],[50-59,$C$,3,$Pass$],[60-69,$B$,4,$Pass$],[70-100,$A$,5,$Pass$]]$

$1$