| List - I (Organism) | List - II (Product) |
|---|---|
| (A) Streptococcus | (I) Citric acid |
| (B) Aspergillus niger | (II) Streptokinase |
| (C) Monascus puteма | (III) Ethanol |
| (D) Saccharomyces cerevisiae | (IV) Statin |
Match the following:
In the following, \( [x] \) denotes the greatest integer less than or equal to \( x \). 
Choose the correct answer from the options given below:
For x < 0:
f(x) = ex + ax
For x ≥ 0:
f(x) = b(x - 1)2