Can someone help me with this Spanish. It’s pretrite

Es necesario que las autoridades nos medidas para proteger el medio ambiente. a. sugiera b. sugieran c. sugieras d. sugeremos

Your friend miguel calls his mother from your house to give her an update on his plans for the day. just from listening to his side of the conversation, you realize that his mother has lots of questions. what does she ask him, based on miguel's answers? choose the correct question in the list for each item. you will hear each set of statements twice.

Juan periodismo en la universidad hace dos años. a. estudiaron b. estudié c. estudiamos d. estudió