What is the second derivative of the function p ?
a) -{1}/{q²} - {16}/{q³} - {36}/{q⁴}
b) {2}/{q} + {48}/{q²} + {144}/{q³}
c) {1}/{q²} + {16}/{q³} + {36}/{q⁴}
d) -{2}/{q} - {48}/{q²} - {144}/{q³}