You have decided to put $ $200$ in a savings account on the first of every half$-$year for $10$ years. The savings account credits interest semi$-$annually, at the annual rate of $6\%.$ You wish to know how much money will you have in your account immediately after your last deposit. Find the number of payments per year.

a$.$

$1$

b$.$

$4$

c$.$

$12$

d$.$

$6$

e$.$

$2$