The best way to let someone know that you understand and care about what they are saying is to A. be polite and wait for them to finish talking, then judge them on what they said.
B. give the speaker instances of when a similar thing happened to you to distract them from their problem
C. nod your head, look them in the eye, and show concern for what they are saying
D. stop the speaker from continuing if there is something you need them to repeat or explain.

C

Explanation:

nod your head, look them in the eye, and show concern for what they are saying

explanation:

daily refers to frequency, like weekly or monthly. take this medicine twice daily, once in the morning and again at bedtime. on a daily basis there refers to everyday life, to one's normal or usual behavior, activity, routine, or schedule, to the quotidien.

hypoglycemia is a common condition that can affect the quality of life of people with diabetes and their families. it is important to know the symptoms and the means to treat it, as well as the causes and the measures to be taken to prevent it.

liquid or gel-shaped glucose quickly raises blood sugar and stimulates energy - no need to chew.

each sachet contains 15g of fast-acting glucose (d-glucose), as reccomanded.