Given an ApplicationContext Containing Multiple Bean Definitions of a Java

Multiple Choice

Given an ApplicationContext containing multiple bean definitions of a Java type "Foo", which of the following @Autowired scenarios will cause the ApplicationContext to FAIL to initialize? Assume that the ApplicationContext is configured to process the @Autowired annotations. (Select one)

A) @Autowired public void setFoo(Foo aFoo) {}
B) @Autowired private Foo foo;
C) Both a and b
D) Neither a or b