Select the APA$-$style citation that is correctly formatted. a$.)$ Mishra points out $($p$.13)$ that multiple studies have confirmed the importance of sunlight to the body$$s generation of vitamin D$.$ b$.)$ As multiple studies have shown, exposure to sunlight is critical to the body$$s generation of vitamin D $($Mishra$,$ p$.13).$ c$.)$ A $2015$ research paper showed that multiple studies have confirmed the importance of sunlight to the body$$s generation of vitamin D $($p$.13).$ d$.)$ According to a review of multiple studies, exposure to sunlight is critical to the body$$s generation of vitamin D $($Mishra$,2015).$