Correct

浩繁

/ hàofán / 
Strokes

Definition

vast/voluminous/many and varied/numerous/extensive amount of/exhaustive/heavy (expenditure)/arduous/strenuous/exhausting/draining/burdensome

Example

As an Adjective

vast and numerous

1
Diǎnjí
典籍
hàofán
浩繁

vast accumulation of ancient literature

2
Hàofán
浩繁
de
的
kāizhī
开支

heavy expenditure

3
Hàofán
浩繁
de
的
gōngzuò
工作
rènwu
任务

heavy load of work