Step-by-Step Solution
Key Concept: Tangent addition formulas and complementary angle relationships create polynomial equations connecting angles in arithmetic progression.
For option (A), $\tan l > \tan^{-1}$ implies $\tan l > \frac{\pi}{4}$. For option (B), comparing $\sin 57.3° > \cos 57.3°$ works since $57.3° > 45°$. Option (C) is impossible because $\tan 57.3° > 1$ while $\sin 57.3° \cos(\frac{\pi}{4})$ by the decreasing nature of cosine on $[0,\pi]$.
Correct Answer: 1,2,4