I wish I was as knowledgeable about edible flowers as my aunt.
Which sentence is the BEST revision of this sentence?
A. I wish I have been as knowledgeable about edible flowers as my aunt.
B. I wish I am as knowledgeable about edible flowers as my aunt.
C. I wish I be as knowledgeable about edible flowers as my aunt.
D. I wish I were as knowledgeable about edible flowers as my aunt.