According to the lesson, that which is a type of promotion is: Meritorious Promotion.
In military service, meritorious promotion is given when the officer has reached the capacity of effectively discharging his duties in the new rank.
Thus, he gets the rank because he deserves it and is capable of meeting its expectations.
Learn more about meritorious promotion here:
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<span>Comets are made of ices, such as water, carbon dioxide, ammonia and methane, mixed with dust. These materials came from the time when the Solar System was formed.
A comet is a small object made of ice and dust that orbits the Sun and foems a coma as it approaches the Sun.
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In a DNA strand, adenine (A) pairs with thymine (T), and guanine (G) pairs with cytosine (C).
Instead of adenine, RNA strands contain uracil (U).
So, the DNA triplet AGT is complemented by the RNA triplet UCA.