Which strategy would you use to find the meaning of the word lethargic in the following sentence? As the flu progressed, I found myself growing lethargic, unable to keep my eyes open as my limbs protested every movement, every step, and my brain slowed nearly to a halt.
A)synonym
B)antonym
C)definition
D)example

Explanation:

loss of energy, feeling listless

- "the basic difference between keywords and subjects is that subjects (or "subject headings") have been predetermined, while keywords have not. a keyword is an easy place to start because you can use any word that seems to fit your search; this is called "natural language" searching."

sugar had three primary uses in ancient india. it was used in religious rituals, consumed as a snack, and considered a type of medicine.