To solve the analogy NEGI : MVTR :: SING : ?, we need to determine the pattern or rule applied to transform "NEGI" into "MVTR" and apply the same to "SING."
Thus, the word that replaces the question mark is: RTAN.
Rearrange the following parts to form a meaningful and grammatically correct sentence:
P. a healthy diet and regular exercise
Q. are important habits
R. that help maintain good physical and mental health
S. especially in today's busy world