what is the sentence structure is used in I respectfully remind you sir, that we have been the most patient of all people?

i guess the cause and effect would show how being around the smoke(the cause) can have negative effects on the body.

explanation:

the correct way to cite this in apa format is the following: smith, d. (2001). world environment day. retrieved from  

apa (american psychological association) style is most commonly used to cite sources within the social sciences.  

quotation styles can differ by use and by styles and every subject has its own unique style of quotation.

explanation:

i think the answer is c.