Which sentence is punctuated correctly?

Aids is growing fastest in the poorest countries of africa. these nations don’t have enough doctors, medical labs, or money for medicine. a recent study showed that only a small percentage of hiv-infected children in africa are getting any medical treatment at all. what central idea is emphasized in both sources? the hiv/aids epidemic in africa is serious. the hiv/aids epidemic in south africa is serious. the hiv/aids epidemic among african children is serious. the hiv/aids epidemic among south african children is serious

In this project you will get practice writing sentences of more complexity. here is your goal for this assignment: write sentences containing present and past participles. write sentences containing gerunds. write ten sentences using the following terms as participles: feel, ride, smoke, pray, kneel, sacrifice, steal, talk, hit, and freeze. five of the terms must be used as present participles, while the other five must be used as past participles. then choose five of these verbs to write five sentences containing gerunds or gerund phrases. for these, identify the noun function of each gerund. your project will be graded based on the following: your attention to the instructions given above use of proper punctuation, spelling, grammar, and sentence construction (commonly called "conventions") requirements.

What evidence in "helen grey" supports the idea that helen grey is an unpleasant person?