Bears and dingoes do not have pouches, as their babies develop in the womb, nurtured through a structure called a placenta. Although immature, the babies of placental mammals are generally larger when they are born and much more developed.

climate change and pollution

gold i'm pretty sure i might be wrong

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.

your answer would be a, maximum exploitation of resources.