Answer:
A) $1,200 
Step-by-step explanation:
The computation of the allocated amount to the clothing department is shown below:
= Total utility expense × Clothing Department square feet ÷ Total square feet
where, 
Total square feet would be
= Clothing Department square feet + Cycles department square feet
= 600 + 900
= 1,500
And, the other items values would remain the same
Now put these values to the above formula 
So, the value would equal to 
= $2,000 × 900 ÷ 1,500
= $1,200