The major useful component of the atmosphere is? by Sunday | Aug 11 | Geography WAEC | 0 comments A. neon B. air C. dust particles D. carbon dioxide E. oxygen Correct Answer: Option E – oxygen Users Also Read These:The price of a fixed asset at the end of its useful…A major cost component of running a mail-order firm is the?In which of the following activities is an induction…The following are useful measures for conserving…Which of the following sources of water is least…