Implied claims are claims which have indirect results.
Explanation:
When someone makes an implied claim, they make a claim which has indirect results. For instance, 'Ronald works at Target and that gets his family great discounts' is an implied claim.
If I consider touchscreens as an argument with implied claim, then I would summarize it in this way, "Touchscreens have the tendency to make accidental dialing and pressing which may cause loss of data and in worst cases, make unauthorised responses."
Based on this fact, it can be inferred that "<span>c. Writing the riddles down was important to him" since he was so engaged with his writing that he didn't care about the cold. </span>