Question: upper figure, head of male; lower figure, female.
Answer: --> Upper figure, head of male; lower figure, female.

Question: rotary positive displacement pumps, power-driven (excl. those of subheadings 8413,11 and 8413,19 and fuel, lubricating or cooling-medium pumps for internal combustion piston engines)
Answer: --> Rotary positive displacement pumps, power-driven (excl. those of subheadings 8413,11 and 8413,19 and fuel, lubricating or cooling-medium pumps for internal combustion piston engines)

Question: the minimum arctic sea ice extent in september is largely affected by three conditions: 1) the ice thickness in the early spring, 2) the beginning of the melt season, and 3) the weather during spring and summer.
Answer:
--> The minimum Arctic sea ice extent in September is largely affected by three conditions: 1) the ice thickness in the early spring, 2) the beginning of the melt season, and 3) the weather during spring and summer.