In the given question, each of the parts of the sentence have been jumbled. These parts have been labelled (P), (Q), (R), and (S). Arrange the jumbled parts (P), (Q), (R), and (S) to form a logical sequence after the below-mentioned words/phrase.It is always better
P. and
Q. in a well-ventilated space
R. to keep the refrigerator
S. not in a closed cavity.