The date February $16,2024,$ is stored in cell B$1.$ The last day of the semester $($May $7,2024)$ is stored in cell B$2.$ Which function calculates the number days between those dates?

A$.=$DAYS$(B1,B2)$

B$.=$YEARFRAC$(B1,B2)$

C$.=$DAYS$($B$2,$B$1)$

D$.=$DAY$(B1)$