Given the order-requirement digraph below (with time given in minutes) , apply the critical-path scheduling algorithm to construct a schedule using two processors. How much time does the resulting schedule require? 
Definitions:
Global Strategy
A strategy in which operating decisions are centralized and headquarters coordinates the standardization and learning between facilities.
Low-Cost Leadership
A business strategy where a company offers products at the lowest cost in the market to gain competitive advantage.
Carbon Footprint
A measure of total greenhouse gas emissions caused directly or indirectly by an organization, a product, an event, or a person.
Research and Development
The investigative activities a business conducts to improve existing products and procedures or to lead to the development of new products and procedures.
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