I think it’s good.
Although there are many cognitive benefits of playing video games the negative impact they have on the human mind causes people to question if they really hold the capability to be beneficial.
Answer: A. Teen girls who are in love with their boyfriends often run the risk of unwanted pregnancy.
Explanation: A teen who is in love with their boyfriend and feel that they will be together forever will make them want to give sex a try and once you enter that stage, you won't want to stop because it is pleasure you are giving him and him giving you. This will most definitely cause a risk of an unwanted pregnancy because many may feel that that boy is their forever and won't want to use any kind of protection. Even if your boyfriend does wear protection (condom), it is not 100% that it will be effective, same thing with birth control for women. Sex is not wrong but should be waited on because there is no rush.
B is correct because, in biography, the author choose someone that did something that influenced people.
The only conjunction in this sentence is C) but.
All of the other options are prepositions, not conjunctions.