This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: mycology, Subject name: Microbiology
Color of granules in mycetoma caused by Actino-madura pelletierrii 
Select and explain. 
A. Black, B. Yellow, C. Red, D. Brown
C: Red
Answer: C: Red 
Explanation: Brown to black- Madurella mycetomatis, madurella grisea, exophiala jeanselmei. White to yellow- Nocardia asteroides, Nocardia brasiliensis, Actinomadura madurai, Streptomycess somaliensis, Scedosporium apiospermum. Reference: Textbook of Microbiology; Baveja; 4th edition .