A. nightingale

B. Hippocrates

Correct answer: a

Nightingale vows:

I sincerely think,

Swear before God and the congregation:

A lifetime of purity and loyalty.

Don't do anything harmful,

Do not take or use harmful drugs.

Strive to improve the level of nursing,

Be careful of the patient's housework and secrets.

Wholeheartedly assist doctors in diagnosis and treatment,

Work for the welfare of patients.

Swear!