Fill in the blanks and select the correct option.
(i) The value of MCMLXXIX __P__.
(ii) In the number 58736, the successor of the place value of digit at hundreds place is __Q__.
(iii) Rounding off the greatest 6-digit number formed by using the digits 5, 3, 1 and 7 each digit at least once to the nearest thousands is __R__.
A(P)-1979; (Q)-8; (R)-778000
B(P)-1981; (Q)-71; (R)-780000
C(P)-1979; (Q)-701; (R)-778000
D(P)-1981; (Q)-701; (R)-770000