Answer:
1 a, 2 d, 3 c, 4 b
Step-by-step explanation:
Undercooked meat and fish with high levels of mercury should be avoided during pregnancy, because of their risks of contamination and developmental delays.
Adolescents need protein to grow healthily but use a lot of energy.
Adults do not use less energy or grow, but calcium, iron, and zinc are found in adult supplements.
Infants use less energy, and calcium and protein are important for long-term bone health.