The answer is b complex and flawed
1. Verb : found .....helping :can be
2.Verb :authenticated ......helping:idk
4Verb.:scampered helping : across
5. devising, constantly
6.purchased, could
7. served, after-before
8. seek, must
9.do, after
10. have, been
11. seeing
12. soaping , before
<span>add to the pilgrims' enjoyment of their journey</span>
The last one, plant and animals food sources both contain iron, but the iron in animal foods is more accessible to the body :)