听力原文： Writer Julia Ward Howe made the first known suggestion for a Mother' s Day in th

e United States. That was in eighteen-seventy-two. Miss Howe said it should be a day to celebrate peace. For several years, she held a yearly Mother' s Day meeting in June in the city of Boston.

Mother's Day as it is celebrated now began with a woman named Anna Jarvis. She started a campaign for a national observance in the early nineteen-hundreds. She wrote thousands of letters to public officials. She urged that the second Sunday in May be declared Mother's Day.

In Nineteen-fourteen, President Woodrow Wilson and the United States Congress agreed. After that, the second Sunday in May became a day of public expression of love for mothers throughout the country.

On Mother' s Day, children of all ages give special gifts to their mothers. These might be flowers, or books or candy. Children also do things so their mother will not have to do any work on her special day.

Children who are no longer living at home may travel to visit their mothers on Mother' s Day. If they cannot, they usually send a special card with a message of love, or flowers, or both. They also Usually call their mother on the telephone to wish her a happy day. Mother' s Day is one of the busiest days of the year for America' s telephone companies.

Some families get together on Mother' s Day to honor all members who are mothers: grandmothers, aunts, sisters and cousins. They might go to a movie or a concert. Many go to a restaurant for a special meal.

Mother's Day is celebrated on ______ .

A．the second Sunday in May

B．the third Sunday in May

C．the second Sunday in June

D．the third Sunday in June