The graphs show the quantities of selected vitamins and minerals in four foods.
30-
20-
10-
vitamin C
mg/100g
ббә
beans
Beggs
C fish
fish
fruit
D fruit
154
10-
5-
vitamin D
μg/100 g
3-
2-
+
Fe
mg/100g
LL
egg
beans
fish
fruit
150-
100-
Which food is the richest source of the vitamin or mineral essential for the transport of oxygen by
the blood?
O A beans
50-
Ca
mg/100g