听下面一段独白，回答以下小题。
【小题1】When was Mother’s Day first celebrated?

A．In 1905.

B．In 1908.

C．In 1914.

【小题2】What do we know about Anna’s mother?

A．She was a soldier during the Civil War.

B．She founded Mother’s Day Work Clubs.

C．She brought up the idea of Mother’s Day.

【小题3】Who formally announced Mother’s Day?

A．President Wilson.

B．The U.S. Congress.

C．Anna Marie Jarvis.

【小题4】What is the text mainly about?

A．The origin of Mother’s Day.

B．The celebration of Mother’s Day.

C．The importance of Mother’s Day.