Suppose that on Jan $1,2022$ one EUR is worth USD $1\mathrm{.}25$ and that on Jan $30,2022,$ one EUR is worth USD $1\mathrm{.}12.$ Suppose further that over the period Jan $3020,2022$ to Feb $7$th$,2022$ the EUR depreciated by $5\%$ against the USD.

Question $1$: What was the USD$/$EUR exchange rate on Feb $7$th$,2022?$

A $=$ EUR $1$ is worth USD $0\mathrm{.}73$

B $=$ EUR $1$ is worth USD $0\mathrm{.}94$

C $=$ EUR $1$ is worth USD $1\mathrm{.}06$

D $=$ EUR $1$ is worth USD $1\mathrm{.}33$

Question $2$: By what percentage did the value of USD in EUR change from Jan $1,2022$ to Feb $7$th$,2022?$

A $=-14\mathrm{.}88\%$

B $=-6\mathrm{.}1\%$

C $=17\mathrm{.}5\%$