The correct answer is: A. Lunar phase.
The ozone layer protects us from the harmful emission of rays directly to the environment. Absent this added layer of protection we humans will be susceptible to various forms of cancer due to over radiation and eye problems such as cataracts. It is estimated that 10% of the world's population will face the consequences of ozone depletion this year and these numbers were continue to rise as time progresses.
The correct answer is C. The two industries in Maldives that will always be present are fishing and tourism. These are the principal activities where the economy of Maldives is based. For in fact, 28% of the country's GDP is from the tourism industry.<span />