Q: Does "No major mental health professional organization has sanctioned efforts to change sexual orientation and virtually all of them have adopted policy statements cautioning the profession and the public about treatments that purport to change sexual orientation." provide a valid answer to "How does the mental health profession approach efforts to change sexual orientation?"?
OPTIONS:
- yes
- no
A: yes

Q: Does "From 1997 to 2000, Libya initiated cooperative agreements or bilateral aid arrangements with 10 African states, and in 1999 joined the Community of Sahel-Saharan States." provide a valid answer to "What organization did Libya join in 1999?"?
OPTIONS:
- yes
- no
A: yes

Q: Does "After all, people change all the time, if only because they have aged by another second and had some further experience." provide a valid answer to "Instead of being a single person, what does Whitehead view a person as?"?
OPTIONS:
- yes
- no
A: no

Q: Does "Picasso worked in Montmartre until 1912, while Braque and Gris remained there until after the First World War." provide a valid answer to "Where did Braque and Gris stay until the end of the World War I?"?
OPTIONS:
- yes
- no
A:
yes