Andreas has invested $$1,000$ in the bond market. At the end of one year, there is a $30\%$ chance that his asset will be worth only $$800$ and a $70\%$ chance that it will be worth $$1,200.$ The expected value of his asset at the end of one year is:

a$.$ $$1,000.$

b$.$ $$1,080.$

c$.$ $$1,160.$

d$.$

$$1,200.$