BOSTON — Theresa Breguet’s 7-year-old son could be exposed to a radical sex education program if Massachusetts lawmakers enact two bills backed by Planned Parenthood. Under the proposal, 4- to 11-year-olds will be taught the “correct terminology for sexual orientation (such as heterosexual and gay and lesbian) “and be able to “describe different types of families,” according to the Massachusetts Comprehensive Health Curriculum Framework. Students from 14-18 will learn about “possible determinants of sexual orientation” and confidentiality laws concerning “reproductive health problems.” Potential requirements like those brought hundreds of people to a legislative hearing in the Massachusetts State House Jan....