Answer: Option B and C.
All homologous structures have similar morphology.
Homologous structures in descendants could be found in a common ancestor.
Analogous structures are structures that are similar and perform similar function but are evolved from different ancestors.
Explanation:
Homologous structures are structures that are have resemblance in appearance, found in organisms that are linked together because it was inherited from a common ancestor. These structures may have similar or different functions in the descendants.