2. The main purpose of the fourth paragraph (the highlighted phrase) is to:

Answer and Explanation

Your Answer is

Correct Answer is G

Explanation

P20-29 mainly describes that when the grandmother's parents immigrated to Marquesas Island, she discovered the differences between herself and the local islanders in many aspects. Describes in detail the characteristics of the local islanders in all aspects.

Item F: No reason explained.

Item H: The reason is not shown.

Item J: There is no mention of tattooing.