The bartlett pear is a fruit reproduced primarily by

Grafting is correct answer.

Explanation:

The Barlett pear is a fruit reproduced primarily by 'Grafting'.

Grafting is a way to grow new plants quickly.

Pear is developed by cross pollination.

And Barlett pear is developed by grafting in which two or more varieties of seeds of pears are grafted together.

Hence, Grafting is the correct answer.

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