335. Eager to improve upon their journalistic skills, Ines and Juanita were disappointed in their editor for criticisms that were often more ______ than ______ .
A. didactic, extemporaneous
B. captious, edifying
C. perceptive, incisive
D. quibbling, inapt
E. constructive, diplomatic
336. Zoologists hope to learn whether minor variations in the migration routes of certain animals are intentional or merely ______ .
A. willful
B. legendary
C. accidental
D. unbelievable
E. accomplished