We can efficiently and effectively influence lots of people throughout the world:
A. with letters and flyers sent by mail.
B. with small, isolated local organizations.
C. through global online communities.
D. through national interest groups.

Hello! Your answer is

The word efficient denotes the ability to achieve a good goal toward a person, and effectiveness denotes reliable production or achievement.

Explanation:

Many people around the world can set efficient goals, that is, to influence or encourage other people to make good projects or changes in their lives, by example or simply teach them with patience and altruism.

In this way effectiveness will be seen, that is, the product or the achievement precisely when we observe how people undertake new projects in their lives

Hope this helps!♥

in the section of speech is not

line 5 is one of them idk the other one