I have not received any assistance from anyone. Please someone respond and help me with my homework as soon as possible please

Question

Identify the data set which represents a direct variation.

A.) 

 B.)

 C.)

 D.)

 

 

Question 2:

 

A.) 390 m²

B.) 39 m²

C.) 309 m²

D.) 319 m²

Answer 1

S = √(A / 4.828)

S² = A / 4.828

4.828S² = A

Can you substitute 8 for S and Answer?