Since my family members participate in D, that's my very biased answer.
C is part of that
B is not correct. What will the drawings do? That too can become part of D, but D is the best way to show your concern.
A is the second best answer, but petting zoos are very narrow in what they preserve.
D <<<< ===== answer.
for blood and dna..........
Answer:
The story aims to promote the beauty of African and its people. It describes the traveling experience that they had while crossing the desert, helping readers to understand how it is to walk through the desert for the people. It might be challenging and dangerous, but also beautiful and unforgettable.