Based only on the (made-up) information given about the following types of media, state whether they are selective, enriched, differential, complex or defined (more than 1 may apply).
a. Basketball media consists of 5% sucrose, 1mg/ml NaCl, 1% crystal violet, and 5mM casamino acids.
b. Soccer media consists of 15mM glucose, 2% hydrogen peroxide (which prevents the growth of organisms that cannot break it down) and 5mg/ml NH4Cl.