单选题：根据材料请回答Margaret Sanger and Birth ControlMargaret Sanger, an

根据材料请回答Margaret Sanger and Birth Control
Margaret Sanger, an American nurse, was the first to start the modern birth control movement in the United States.In 1912, she 51 publishing information about women's reproductive (生殖的) concerns through articles and books.In 1914, Sanger was charged 52 violation of the Comstock Law, which federal legislation had passed in 1873 forbidding the mailing of sexy material 53 information about birth control and contraceptive (避孕的) devices.Though she was put in hail for these activities., Sanger 54 to publish and spread information about birth control.She and her sister Ethel Byme opened the first of several birth control clinics in America on October 16, 1916, in Brooklyn, New York.
The Comstock Law was rewritten by Congress in 1936 to 55 birth control in forma-tion and devices.Many states had maws forbidding distribution or use of contraceptive de-vices but the constitutionality (合宪性) of these laws was increasingly 56 .In 1965, the Supreme Court of the United States rules that married people have the right to practice birth control without government intervention.In 1972, the court 57 that unmarried people have the same right.
Today there are more birth control options 58 , but overpopulation and unwanted pregnancies remain worldwide 59 .Having more children than one can support may lead 60 poverty, illness, and high death rates for babies, children, and women.
The problem of teenage pregnancy is 61 worse in the United States 62 in almost any other developed country.Studies show that birth rates for women under 20 are higher in the United States than in 29 other 63 countries.A detailed study suggested that the problem of teenage pregnancy in the United States may be 64 to less sex education in schools and lower availability of contraceptive services and supplies to young people.This study 65 the view of people in the United States who argue that sex education or making contraceptive supplies available to school-age children promotes sexual activity. A．offered
B．refused
C．took
D．began