单选题 In spite of the efforts to improve housing condition, the number of people living in shanty towns will increase because ______.

A、 houses in shanty towns are cheap
B、 shanty towns could provide people with minimum comfort
C、 no policy will be capable of stopping or changing the present immigrant tendency from the rural areas to the cities in the Third World
D、 the Third World population is growing at a rate of about 80 million people per year

【正确答案】 C

【答案解析】[解析] 由第二段第一句话可知答案。