Rearrange the parts of the sentence in correct order.
Echolocating bats
P : emit sounds in patterns that
Q : and constant-frequency (CF) signals
R : contain both frequency modulated (FM)
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They are sophisticated enough
P-to know that Free BasicsQ-the things they really want to accessR-would not offer them any of
Select the synonym of
dependant
to cite
Select the antonym of
to lament
Improve the bracketed part of the sentence.
Each of our (trainee pay theirs) tuition fee at the beginning of the course.
Choose the antonym of
stun
Even the knowledge
P-for less disastrous policiesQ-the Census would makeR-of elementary facts from