Q: The papers presented show that all European countries are experiencing rapidly aging populations that will cause sharp increases in the cost of retirement income over the next several decades.
National pension systems currently adopted in Europe are in difficulties.

A: yes


Q: Larry Estrada, whose father served in the Marine Corps in Vietnam, said he has always had a great appreciation for the military and wanted to do his part to help.
Larry Estrada's father belonged to the Marine Corps.

A: yes


Q: Two 8-year-old girls in Orlando, Florida, located in the United States have made a big donation to the research and curing of breast cancer. Victoria Petrucelly and Jesse Theobald along with classmates from their third grade class at The Christ School, raised almost US$24,000 by setting up lemonade stands and selling pink lemonade. The two girls were thinking about starting the lemonade stand in 2008, but were inspired to donate money when Petrucelly's mother, who suffered from the disease, died on Valentine's Day, February 14.
Victoria Petrucelly is a student from the Christ School.

A:
yes