$96\mathrm{.}0\%$ complete

Question

Betty earned $$1,000$ during January of this year. She was unemployed for February and March, and during April she earned an additional $$2,000.$ She did not work again until December, at which time she earned $$660.$ How many quarters of coverage has Betty earned for Social Security during this year?

A$\mathrm{.}1$

B$\mathrm{.}2$

C$\mathrm{.}3$

D$\mathrm{.}4$