A、Neither Young nor Silvia has got an M.A. degree till now. B、After four years’ study, both Young and Silvia have got M.A. degre

M: It’s said you and Tina are enthusiastic about yoga class, aren’t you?
W: Yes. Tina and I used to take lessons once a week, but now I go twice a week and Tina goes every other day after class.
Q: How many times docs Tina take yoga lessons one week now?

W:  Haven’t Young and Silvia started a family yet? They’ve been married for more than four years.
M: Young once indicated to me that they had to postpone the plan of having children until both of them would have got M.A. degrees together next year.
Q: What can we infer from the conversation?