【单选题】The road to controlling population growth in the 20th century was paved with good intentions and unpleasant policies that did not work, a new book argues an historian who grew up as the youngest of ei...
A.
He is the youngest of 8 children in the family and grew up to be an historian.
B.
He is expected to address the population problem from a different perspective.
C.
His personal experience of large families is the reason why he wants to do research in population.