Part I. Translate these sentences into Spanish. 

1. When Jan Koum, a founder of the messaging app WhatsApp, sold the service to Facebook in 2014, he explained how deeply he cared about the privacy of communication. 

T: Cuando Jan Koum, fundador de la aplicación de mensajería WhatsApp, vendió el servicio a Facebook en 2014, explicó lo mucho que se preocupaba por la privacidad de la comunicación.

2. He did not give a reason for his exit. 

T: No le dio una razón para su salida.

3. Mr. Koum was perturbed by the amount of information that Facebook collected on people and had wanted stronger protections for that data, the person said.

T: La persona dijo que el Sr. Koum estaba perturbado por la cantidad de información que Facebook recopilaba sobre las personas y que quería una protección más sólida para esa información.

4. Mr. Koum had discussed leaving the company since late last year, the person added. 

 T: El Sr. Koum había discutido dejar la compañía desde fines del año pasado, agregó la persona.

Part II. Complete the chart with the following verbs.

sold	had sold	was perturbed	explained	collected	grow up	move on
had discussed	have said	is leaving	wrote	speak	built	have done

Present tense	Past tense	Future tense	Passive voice	Present perfect
	Sold
	Had sold
	Was perturbed
		explained
Grow up				collected
Move on
	Has discussed
Have said
			Is leaving
wrote
speak