(A) Had the administrative skills of the Martian Shipping (B) Corporation's managing director been (C) on par with her unquestionable talent for client dealings, she would not have needed such a brilliant expert (D) in operations as her Chief Operating Officer.

Which one is Conjunction-

…… the country is underdeveloped, it is beautiful.

Early hunter-gatherer societies cultivated instincts that frowned upon selfish behavior (A) and fostered a spirit of voluntary collaboration (B) whether it be (C) within the group but also (D) with outsiders.

The electronic conveyor-belt system, which Susan Park (A) adapted from a production-line method (B) pioneered by Thomas Langley, reduced the (C) required time being needed of assembling a SmartGadget device (D) from over ten hours to just 120 minutes.