Meaning of behavioral

[Aidu]

English Language Tests, Intermediate level

ESL/EFL Test #554 "English Slang Idioms (296)", question 1

"How old is our dog, is that what you asked? He is getting on in .......... He is 14 years old this month," Beth told Jay.

(a) time
(b) seasons
(c) changes
(d) years

English Language Tests, Intermediate level

ESL/EFL Test #554 "English Slang Idioms (296)", answer 1

"How old is our dog, is that what you asked? He is getting on in years. He is 14 years old this month," Beth told Jay.

Correct answer: (d) years
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Behavioral meaning?

Aidu

[Mister Micawber]

.
BEHAVIORAL
.
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Native English teacher at Mister Micawber's