What stellar remnants predominantly occupy the bottom-left region of the H-R diagram?
Answer
White Dwarfs
The specific grouping located in the bottom-left area of the H-R diagram, representing compact, final-stage remnants, is identified as White Dwarfs.

Related Questions
Where on the H-R diagram are stars with both high temperature and low luminosity located?What stellar remnants predominantly occupy the bottom-left region of the H-R diagram?Despite having a very high surface temperature, why do White Dwarfs exhibit low total luminosity?What stellar evolutionary stage do White Dwarfs represent?How does the mass and volume of a typical White Dwarf compare to the Sun?What is the source of the high surface temperature characteristic of a White Dwarf?Which spectral class represents the coolest stars according to the general sequence provided?What physical mechanism primarily governs the stability of a White Dwarf, setting it apart from main-sequence stars?In the luminosity formula ($L oldsymbol{\propto} R^2 T^4$), what factor dominates to reduce the total light output of a White Dwarf given its high temperature?How do Red Giants achieve high luminosity despite having lower surface temperatures than the hottest main-sequence stars?What is the general color associated with the hottest stellar types, such as O and B stars, which White Dwarfs can resemble thermally?