Multiple choice softskills leadership

She's been sick ___ yesterday.

  1. For

  2. After

  3. Since

  4. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The preposition 'since' is used with the present perfect tense to refer to a specific point in time (yesterday) when an action or state began. 'For' would require a duration (e.g., for two days), making 'since' the only correct choice.

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