The answers to your question are,
A. Flat bottomed boats;
B. Carts driven by animals;
D. Seagoing vessels.
-Mabel <3
Actually, I am pretty certain that all of the options are common type of volunteering. I feel that the question is suggesting that the educational activities are not typically done as volunteering in the developed world, but in the developing world, educational volunteering is very common (see for example the organisation "teach for [name of country]- operating both in developed and developing world.
a. Minimalists are not one of the four segments that were identified by researchers of the Ryerson University
Explanation:
The groups are identified by the researchers on the terms of how much and why they look for information on the internet. This is seen by their view as active or passive or their understanding of the information they are seeking on the net.
This does not include a class for the minimalists the literal meaning of which has nothing to do with the context of the study,
The existence of mere observers, information seekers and socializes in the circle of internet is evident. Mavens are the connoisseurs or the experts on certain things .
Central Asian countries that have large amounts of proven
oil reserves might expect a greater interest in diplomatic relations from other
nations, especially industrialized ones.
Central Asia is the core region of the Asian continent and stretches
from the Caspian Sea in the west to China in the east and from Afghanistan in
the south to Russia in the north.
The correct answer between all
the choices given is the third choice or letter C. I am hoping that this answer
has satisfied your query and it will be able to help you in your endeavor, and
if you would like, feel free to ask another question.