This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
Streptomyces of granules in mycetoma caused by Actinomadura pelletieri 
Select and explain. 
A. Red, B. Yellow, C. Black, D. Brown
A: Red
Answer: A: Red 
Explanation: Brown to black- Madurella mycetomatis, madurella grisea, exophiala jeanselmei.
White to yellow- Nocardia asteroides, Nocardia brasiliensis, Actinomadura madurae, Streptomyces somaliensis, Scedosporium apiospermum.