How many rows will the following query return? SELECT $*$ FROM enrollment; $01234$Consider the Student$-$Take$-$Course Schema,

How many rows will the following query return? Assume we have $4$ cohorts and $5$ courses

Query:

Select Avg $($T$.$Grade$)$ as AvgGrade

From Student $S$ inner join Take $T$

on S$.$ StudentID $=$ T$.$ StudentID;

$20$

$1$

$4$

$5$