A Pipe of Length 9 M Increases in Length by 1.7

A pipe of length 9 m increases in length by 1.7 cm when its temperature is increased by 99°F.What is its coefficient of linear expansion?

A) 34 × 10−⁶/°C
B) 69 × 10−⁶/°C
C) 62 × 10−⁶/°C
D) 26 × 10−⁶/°C
E) ​43 × 10−⁶/°C