Use the Following Information to Answer the Question(s) Below

Use the following information to answer the question(s) below.
Harold and Kumar are pre-med and pre-pharmacy students, respectively. They complain to their biology professor that they should not have to study about plants because plants have little relevance to their chosen professions.
-Which of the following lines of evidence would best support your assertion that a particular plant is an angiosperm?

A) It produces seeds.
B) It retains its fertilized egg within its archaegonium.
C) It lacks gametangia.
D) It undergoes alternation of generations.
E) It produces gametes by mitosis rather than meiosis.