Marysia leaves her house at $$6:55$$ and arrives at school at $$7:32$$. Zosia needs $$12$$ minutes less than Marysia to get to school. Yesterday Zosia showed up at school at $$7:45$$. What time did she leave her house? 
选项为:A:At $$7:07$$  B:At $$7:20$$  C:At $$7:25$$  D:At $$7:30$$  E:At $$7:33$$  请回答其中一个选项.