A $$434,693$ mortgage is repaid with monthly payments over $30$ years. The interest rate for the first three year term is $4\mathrm{.}5\%$ compounded semi$-$annually. If the mortgage is renewed at $5\mathrm{.}25\%$ compounded semi$-$annually, what is the size of the monthly payments upon renewal?

a$)$ $$32,434$

b$)2,9083$

c$)$ $$3,567\mathrm{.}09$

d$)$ $$2,370\mathrm{.}32$