I assume you mean the three tenses, but let me know if you need more.
Past Tense: "Birds flew in the sky."
Future Tense: "Birds will fly in the sky."
The sentence is already in the present tense.
So we need to acknowledge that we are integrating with respect to common sense. The integral of velocity will give us the position function.

Go post this in physics lol
Answer:
1.) d (alcohol consumption can temporarily cause an increase in both your heart rate and your blood pressure, it also slows down your CNS since it is a depressant)
2.) c (language is not something you can touch, which means that it isn't physical)
3.) a (sedentary means inactive)
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