This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti Microbial, Subject name: Pharmacology
Mechanism of action of triazoles is: 
Select and explain. 
A. Inhibit ergosterol synthesis, B. Inhibit mitotic spindle, C. Create pores in the membrane, D. Inhibit beta 1,3 glycan
A: Inhibit ergosterol synthesis
Answer: A: Inhibit ergosterol synthesis 
Explanation: Ans. (A) Inhibit ergosterol synthesis(Ref: Goodman and Gilman 13th/e p1091)Anti-fungal drug groupExampleMechanismPolyeneAmphotericin BCreate artificial pores in membrane by binding to ergosterolAzoles (Imidazole and triazoles)FluconazoleItraconazoleInhibit Lanosterol-14- alpha-demethylaseAllylaminesTerbinafineButenafineInhibit squalene epoxidaseAnti-metabolite5-FlucytosineInhibit DNA formationBenzofuranGriseofulvinBinds to tubulin and inhibit mitosisEchinocandinsCaspofungin MicafunginInhibit beta 1,3 glycan in fungal cell wall