I think the answer is 5/8.
3+3+2=8
3+2=5
5/8
The correct answer should be D. emphasize key words
By changing the meter you change the accentuation pattern which automatically emphasizes some parts of the lines.
The answer in detail:
basically, the spelling is 'pizza' and you spell it, 'p i z z a'.
Answer and Explanation:

→ Benefits of yoga.
→ Magic of maths.
→ Ayurveda a blessing.
→ Waste management.
→ Organic vs inorganic eatables.
→ Genetically modified crops.
→ Safety rules.
→ Eating habits.
→ Global Warming
→ Artificial Intelligence
→ Save earth
→ Save animals