Mobile phone has become an essential gadget for everybody (a) — it has become very popular (b) — it has created a number of problems. It has (c) — advantages (d) — disadvantages. (e) — it helps to connect people. (f) — it helps to exchange information. (g) — it can be used for various purposes. (h) — it has a few disadvantages (i) — can cause a lot of troubles. (j) — its advantages are more than its disadvantages.

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