Working Backward Is a Good Strategy to Follow When

question 21

Multiple Choice

Working backward is a good strategy to follow when

• A) a problem has obvious sub-goals.
• B) you can recognise the similarity between two problems.
• C) the problem does not have a well-specified goal.
• D) you have many options available at the beginning of a problem, but few options at the end.

---

Definitions:

Running Faster

The act of increasing speed during locomotion on foot, often aimed at achieving greater velocity for competitive or fitness purposes.

Australopithecine

A genus of hominins that lived in Africa between about 4 to 2 million years ago, known for bipedal locomotion and significant roles in human evolution.

Gracile Australopithecines

Refers to a group of early human ancestors characterized by a relatively lighter build, particularly in the skull and teeth.

Robust Australopithecines

Several species within the genus Australopithecus who lived from 1.1 to 2.5 million years ago in eastern and southern Africa; known for the rugged nature of their chewing apparatus (large back teeth, large chewing muscles, and bony ridge on their skull tops for the insertion of these large muscles).