The table given below reports the consumption expenditure of a nation at different levels of disposable income. Table 9.1

Disposable Income	Consumption
$0	$4,500
$10,000	$12,000
$15,000	$15,750
$25,000	$23,250
$30,000	$27,000
$35,000	$30,750
$40,000	$34,500
$50,000	$42,000

Refer to Table 9.1. Autonomous consumption expenditure in this nation will be equal to:

Group of answer choices

$4,500.

$4,000.

$3,000.

$5,500.

$10,000