What Is the Colony Morphology of A $\beta$ -Hemolysis and a Black Opaque Dot Is Seen When the

Multiple Choice

What is the colony morphology of A. haemolyticum on SBA?

A) A narrow zone of $\beta$ -hemolysis and a black opaque dot is seen when the colony is scraped away.
B) No hemolysis, with pitting around the edges of the colony.
C) $\alpha$ -Hemolysis, with a central black opaque dot in the colony.
D) A wide zone of $\beta$ -hemolysis and a large, yellow, mucoid colony.