Answer:
1) Tú y yo recogimos los papeles del suelo.
2) Uds. durmieron mucho.
3) La profesora repitió la lección.
Explanation:
The third one is relevant (servicio de mensajes escritos y precio del plan).
Answer C) Dangerous and uncivilized.
Answer:
- <u>1,000 m (rounded to one significant figure)</u>
Explanation:
The equation is:

- speed = <em>340m/s</em>
- time = <em>6 seconds</em> (the <em>sound</em> travels the distance back and forth)

Hence, the <em>distance</em> between the<em> ship </em>and the <em>cliff</em> is half the distance traveled by the sound:
If you round to one significant figure, because the time has just one significant figure, the answer is 1,000m.
Answer:
<em>Ciudad de Mexico</em>
Explanation:
<u><em>For the past two centuries, the city has been known as “DF” from its official name of Mexico Distrito Federal, or Federal District. But now the city of nearly nine million will be known as Ciudad de Mexico, or CDMX. That is the Spanish version of what the city is already called by English speakers: Mexico City.</em></u>