question:
However, early puberty is not always positive for boys; early sexual maturation in boys can be accompanied by increased aggressiveness due to the surge of hormones that affect them.
Increased aggresiveness and early sexual maturation in adolescent boys are due to a surge of what?

answer: yes

question:
Melbourne is often referred to as Australia's garden city, and the state of Victoria was once known as the garden state.
Which Australian state was once known as the garden state?

answer: yes

question:
A notable exception is Pennsylvania Dutch, which is a West Central German variety called Deitsch by its speakers.
What's the native Pennsylvania Dutch word for the language?

answer: yes

question:
In the mid 19th century, the Bobangi people became major slave traders and sold their captives to the Americas using the Ubangi river to reach the coast.
Who did the Bobangi sell slave to?

answer:
yes