Answer: The correct answer for the fill in the blank is A) Physical.
Maturation refers to growth like, goal oriented, and adaptive changes in the organism throughout their life. As growth is related to physical development of the individuals, therefore maturation corresponds to physical development.
Emotional development is concerned with regulation of feelings or emotions at different situations that is how an individual manages feelings. Cognitive development is related with mental development ( like thinking, analyzing) and social development means ability of getting socialized ( that is interacting with others).
Thus, A) is the right answer for the blank.
Mitosis is a part of the cell cycle when replicated chromonsomes are separated into two new nuclei.
A polarizing camera has a great affect on photo quality. When using a polarizing camera, skies are often darkened, reflections are controlled, and glares are often brought down or suppressed. Hope this helped :)