I am filling form 3520, What I should right in Section IV 54a,b,and c?

I received $350K from my father in 2021 to pay off my house, he used to send $80K per 3 months. what I should list in 54a, b, c?

Is it like the
         A                                 B                                                                 C
02/20/2021                  $80000                                            FMV of property received?????

05/20/2021                  $80000                                            FMV of property received?????
08/20/2021                  $80000                                            FMV of property received?????
[removed]                  $80000                                            FMV of property received?????