Electing judges pros and cons​

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:

im not sure if its a or b but i think its b because of the past tense