Just determine if they are simple or general annuities

1. Payments are made at the end of every three months for a loan that charges 3% interest compounded quarterly. 2. Deposits of P1000 are made at the end of every three months to an account that earns 5% interest compounded semiannually. 3. Mr. Padilla pays at the end of every month for a loan that charges 6% interest compounded monthly. 4. Ms. Sarmiento deposits P2 000 at the beginning of every month to her account that earns 4% interest compounded semiannually.