Which of the following best describes the recursive formula below:

$a_n=2*a_{n-1}-5$;$a_1=1$

A$.$ You divide the previous term by $2$ and then add $5.$

B$.$ You double the next term and then add $5.$

C$.$ You double the previous term and then add $5.$

D$.$ You double the previous term and then subtract $5.$