[Q]: Carex tricephala is a species in the genus "Carex", family Cyperaceae. It is one of only about seven species in "Carex" sect. "Scabrellae". Members of this section have leaf-like bracts, and small spicate inflorescences. "Carex tricephala" is native to Southeast Asia, reported from Cambodia, Indonesia, Laos, Myanmar, Thailand, Vietnam and the Chinese province of Yunnan. This species is most common in Vietnam as a result of the inflorescences
[A]: It's impossible to say

[Q]: Evan Wolfson, the founder of the modern gay marriage movement, tells the waiter he would like an iced decaf and "the usual." Wolfson, one of Time Magazine's Most Influential People in the World, is a man who unflinchingly knows what he wants and stays his course, whether it be in his choice of restaurant or in his choice of battle. And others always know when they see Evan coming what it is that he wants. Evan Wolfson can be perceived as a creature of habit.
[A]: Yes

[Q]: Prolonged exposure to UV-B light can cause sunburn, and there are worries that damage to the ozone layer may lead to an increase in the incidence of skin cancer. skin cancer correlates to the ozon layer
[A]: It's impossible to say

[Q]: Tom wouldn't listen.<br>Tom's boss warned him repeatedly about drinking at the store. One night, a new girl started and Tom worked the shift with her. He got drunk and yelled at a customer about nothing. The new girl phoned the boss, who came down to the shop. Tom was fired on the spot, the new girl taking over his position. The new girl was Tom's boss.
[A]:
No