Which of the following protect(s) the body against infection? Select all that apply.

A) Eating a healthy well-balanced diet
B) Being an older adult or an infant
C) Engaging in leisure activities three times a week
D) Exercising for 30 minutes 5 days a week

Healthy Well-balanced Diet

A diet comprising a variety of food groups in the right quantities to maintain good health, support normal body function, and prevent nutrition-related diseases.

Older Adult

An individual who is in the later stage of life, often defined as being 65 years of age or older.

Leisure Activities

Non-obligatory, enjoyable activities that individuals engage in during their free time for entertainment, relaxation, or personal satisfaction.