Which transitional word best fits at the beginning of the last sentence of the passage?Speaking another language is an important skill to have in the growing global economy today. With technological expansion on the rise, people from all corners of the earth are communicating, and opportunities for growth and expansion continue to develop. In today's world, learning a second language provides many benefits for personal and professional growth that did not exist in the past.

• Overall
• . Additionally
• Therefore
• Specifically

.• Therefore