According to the speaker, which group of people makes up of the majority of the illiterate population?

听前猜测四个选项分别表示某个群体，故推测本题考查的内容和群体相关。

youdao

Illiterate and semi-illiterate population in this table refers to the population aged 15 and over, who are unable or very difficult to read.

注： 本表“文盲、半文盲人口”指15岁及15岁以上不识字及识字很少人口。

youdao

A large percentage of the population is illiterate.

人口中文盲的比例相当高。

《柯林斯英汉双解大词典》

At the top of the list is Niger, with 77% of males, 93.6% of females, we see the population, in terms of Gender, 86% of the adult population is illiterate.

位于最前列的是尼日尔，77%的男性以及93，6%的女性是文盲，而忽略性别看整体人口，86%的成年人是文盲。

麻省理工公开课 - 媒体、教育、市场课程节选

First of all, with its largely illiterate population of 165 million, in most respects Pakistan is a failed state.

CENTERFORSECURITYPOLICY: Pakistani nightmare

He emphasized that constitutional right to education ought to be enforced to block further addition of illiterate youth and adults in the existing lot of illiterate population.

UNESCO: EDUCATION

But the result of losing manufacturing is surely a relatively non-numerate and scientifically illiterate population, which at a time of huge technological progress strikes me as something of a disadvantage.

ECONOMIST: Letters | The