I think that B, C, and D, would rather be good news in most typical circumstances, and only in some very atypical ones could they qualify as a stressor.
On the other hand, A is a potential stressor: you could be unsure whether your house is clean enough for the visit!
He wanted to stop communism from spreading. He also wanted to make sure that if a country fell to communism it had the means to defend itself.
I would like to raise awareness of the plight of the Florida panther. I would like to get people involved in helping protect its natural habitat. More than one hundred panthers die each year, many due to accidents with moving automobiles. Because their habitats have been taken away from them, they are forced to cross roads to look for food or breeding grounds.
Alfred Kinsey opened a national conversation about sexuality and helped Americans talk more openly about sexual behaviors in males and females.