B is the correct choice.
All the other answers either has nothing to do with the question or not reliable for example, D a persons blog isn’t a very reliable source of information.
Answer: performing on math tests, developing good work habits, and studying every night.
Explanation:
The event in the sentence is set in the present but will continue into the future. It would therefore be best to use a Present Continuous Tense for the underlined part to properly describe Cassie's actions as well as to introduce uniformity in the tenses used.
Present continuous tense would require the use of verbs with -ing which is why the best verbs to use are "performing", "developing", and "studying".
Sight and sound 'Ghastly' and 'Ebony' are descriptive words of the Raven
Print was more of a summary whereas radio was more into detail