Correct

吩咐 vs 叫

/ fēnfù vs jiào /
Strokes

Definition

吩咐 and 叫 both Verb, which means [tell; instruct; ask].

Example

吩咐 and 叫, both words mean"to demand; to request".
1) 吩咐 is used by the superior to the inferior or for the sake of courtesy: 请(您)吩咐;

2) 叫 can be used in all sorts of situations with no courtesy implied and is more straightforward;

3) 吩咐 and 叫, both words are used in 兼语句 (verb-object phrase plus subject-predicate phrase with the object as the subject of the second phrase);

4) 叫 is used only in 兼语句 while 吩咐 can also be the predicate, attributive, object, etc. of a sentence;

5) In examples ① and ②, the 吩咐 and 叫 are interchangeable, but the 吩咐 stresses the sense of superior to the inferior.
1
Lǎobǎn
老板
fēn
吩咐
  
(
jiào
  
)
mǎi
xiē
bàngōng
办公
yòngpǐn
用品
  

Her boss asked her to buy some office goods.

2
Lǎoshī
老师
fēn
吩咐
  
(
jiào
  
)
xuésheng
学生
fěn
粉笔
  

The teacher asked a student to fetch some chalk.

吩咐 is used as the predicate, attributive, and object; while 叫 cannot be so used.
3
yīnggāi
应该
zuò
shénme
什么
  
,
qǐng
nín
fēn
吩附
  

Please tell me what to do. (predicate)

4
Xiàozhǎng
校长
fēn
吩咐
de
shì
  
,
zhu
记住
le
ma
  
?

Do you remember what the principal told you to do? (attributive)

5
hòu
以后
jiù
tīng
de
fēn
吩咐
  

You will be at his service from now on. (object)

叫 also means "to call out loudly, to address, to cause (sb. to do sth.), etc"; while 吩咐 has no such meanings.
6
Háizi
孩子
jiào
ma
妈妈
zǎo
diǎnr  
点儿
huíjiā
回家
  

The child asked his mother to be back earlier.