Fill in the blanks and select the correct option.
(i) The greatest member of the Pythagorean triplet, if the other two members are 20 and 99, is __P__.
(ii) The value of 
is __Q__.
(iii) If 
then the value of a is 
| P | Q | R | |
|---|---|---|---|
| A | 101 | 1.25 | 5 |
| B | 99 | 1.25 | 4 |
| C | 88 | 125 | –3 |
| D | 101 | 12.5 | –4 |