Contrast the effects of the three depreciation methods on $(1)$ depreciation expense, $(2)$ net income, $(3)$ accumulated depreciation, and

$(4)$ carrying amount in each of the following: $($a$)$ the early years of an asset's life, and $($b$)$ over the total life of the asset.

$(1)$

Depreciation Expense

$(2)$

Net Income

$($a$)$ Early years

Straight$-$line

Units$-$of$-$production

Diminishing$-$balance

$($b$)$ Total life

Straight$-$line, units$-$

of$-$production,

diminishing$-$balance