D. meeting one particular dog
A gerund phrase begins with a -ing word and then includes any modifiers and objects, so A, B and C are not the correct answers.
Answer:
A. the population of the colonies is extremely high
Explanation:
<span>Combining dazzling speculation with a profoundly humanist vision, this astounding alternate history tale presents a dramatic encounter with destiny wrapped around a simple yet provocative premise: the terrifying question of what might have happened if the fateful flight over Hiroshima had gone a bit differently. An extensive interview with the author, offering insight into his fiction and philosophies, is also included.
hope this helps
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Sensory language
sensory=senses