What does the underlined conjunction connect in the sentence?

the ice on the sidewalk has melted, but it is still too cold to play outdoors.

a.
subjects

b.
sentences

c.
predicates

d.
direct objects

research question: do the predicted benefits of genetic enhancements outweigh the possible negative consequences of this technology?  

what information do i need to research in order to answer this question?  

-predicted benefits of genetic enhancements

-negative consequences of genetic enhancements

-existing, if any, consequences of the new technology

-possible consequences if the technology is perfected

what sources will have the information?

-scientific research documents or news articles summarizing research

-articles in science and medical journals, magazines, and electronic databases

-books

-experts at genetics: geneticists, scientists, professors

here you go have a nice day

the answer would be c   i believe thats the most reasonable answer

we need to see the document to answer the question