B) a dime-sized, painless slre call a chancre
To demonstrate responsibility, the character must show initiative to do things that aren't necessarily just for fun or for your own benefit, such as helping a charity or cleaning a the house. The character will be able to look after others and show real selflessness.
For which virus is the mosquito not known as a possible vector?
Smallpox is the virus that mosquitos are not known as a possible vector.