My father is type ab and a mother is type o for blood what is the percentage of their offspring that will have type b blood?

i was thinking 4.0 v hope this

some fungi obtain their nutrients from a living host (plant or animal) and are called most biotrophic fungi have fairly narrow host ranges—they are specialized on a limited called rhizomorphs that allow the fungus to grow from one tree to another. ascospores are formed inside a sac-like structure called an ascus. so your answer is a