Hello,
The average life span of a Cow is 18 to 22 years.
The average life span of a Dog is 10 to 13 years.
However, the average life span varies according to the following factors :
Best Wishes.
Question : The following sentence has been split into four segments. Identify the segment that contains a grammatical error. I have a dog and a cow. / A dog is black / but the cow is / black and white.
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