WHy is USC ba/md hard to get in ?

<p>bummmmmmmp…
Can you guys take a chance on me
SAT: 1990
verbal: 630
math:700
writing: 660 (11 on essay)
SAT 2C: 790
SAT 2 bio:790
SAt 2 chem: 790
Gpa:4.4</p>