Enif is a class K2 orange giant star.
Neither - Eltanin is a K type star
It's a class K0-IIIa .
Stars are classified according to temperature, with type O stars being the hottest, then B, A, F, G, K, M. The Sun is a type G star.
An O star will stay on the main sequence for millions of years whereas a M star can stay on the main sequence for billions and billions of years.
an o-type blue star has a less length life than a g-type sun like star, this is because a the larger, hotter star, (the o-type blue star) uses its fuel (converting hydrogen into oxygen) quicker, so the correct answer to your question is the o-type blue star.
An O type star.
A star with a spectral class of O is classified as a Blue Star. A red star will have a spectral class of M See related question
O
To say to star in Spanish we say "empezar" or "comenzar" and to spell the noun star is C O M I E N Z O
I read on Wikipedia that O-type stars can be a milllion times brighter than our Sun.
O. This is the class of the blue/white giants.
Spectral Type O.