Question

the leading publishing houses are now competing vigorously in bringing out the best complete classics in cheap, durable, well - printed form for school use.
source: special method in the reading of complete english classics in the grades of the common school
in the sentence above, vigorously has the same or almost the same meaning as:
financially
judiciously
energetically
incessantly

Explanation:

"Vigorously" means with great energy or force. "Financially" relates to money, "judiciously" means wisely, and "incessantly" means without stopping. "Energetically" means in an energetic way, which is closest in meaning to "vigorously".

Answer:

C. energetically