Explanation:

- The internet is fast becoming trusted by (1)______ children and adults as reliable and accurate (2)______ of information.

- Options for this were not provided, so we focus on (3).

- Through the internet children now have (3)______ to an almost endless supply of information and opportunity for (4)______.

- access: Means being able to reach, approach, or enter; ideal for describing how children can reach information online.

- gathering: Implies collecting but not immediately suitable for describing the availability or reachability of information.

- ability: Refers to the capability or skill to do something, not quite the right fit for accessing information.

- easiness: Relates to simplicity or lack of difficulty, not apt for this context.

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