Answer:
A.
Step-by-step explanation:
Educational reformer Horace Mann was famous for his belief and proposition of ensuring that every child has the right to get an education. moreover, he also believed that this right to basic education should be funded by local taxes, supported by his commitment to promoting children's education.
Among the given headlines, the first headline about "Not Enough Children Attend School" best demonstrates Mann's beliefs. His world revolves around the promotion of children's right to education and also the need to educate young kids.
Thus, the correct answer is A.