Answer: a. penetration strategy
Explanation:
Penetration strategy is one of the marketing strategy to promote the business and enhance the sales. The goods and services are sold at low price initially to promote the production of more goods or merchandise at low cost and allowing the authority to obtain high profit percentage. This method is useful for discouraging the competitors.
Answer: D.) It allows water to resist freezing and thawing cycles.
The ability of the water molecule to absorb and retain heat is called as heat capacity of water, because of this property the temperature of water remains the same for long, irrespective of the external environment. It allows water to resist freezing and thawing cycles because water molecules will resist change in it's temperature. This temperature regulation will prevent instant heating and cooling, hence, will provide suitable environment for the survival of marine organisms.
Epithelial tissue covers the body, lins internal surfaces, and forms glands.