Relative clause (Johnny is the only ... I know in the meeting)

[Sitifan]

1. The name of the ____ Tom called uncle is Bobby Brown.
(A) man who (B) man whose (C) man which (D) man
2. Johnny is the only ____ I know in the meeting.
(A) person who (B) person that (C) person which (D) person whom
What are the answers to the above questions?
Thanks a lot for your reply.
_________________
Thank you very much for your reply.

[Molly]

1. The name of the ____ Tom called uncle is Bobby Brown.
(A) man who (B) man whose (C) man which (D) man

(A)
....
2. Jonny is the only ____ I know in the meeting.
(A) person who (B) person that (C) person which (D) person whom

(B)

...

[Sitifan]

1. The name of the __ Tom called uncle is Bobby Brown.
(A) man who (B) man whose (C) man which (D) man

The given answer is D, but I think A is also correct.
..
2. Jonny is the only __ I know in the meeting.
(A) person who (B) person that (C) person which (D) person whom

The given answer is D, but I think A and B are also correct.

Am I right?
_________________
Thank you very much for your reply.

[Inga]

in 1 they might require man whom?
Because I would agree with A and D for 1 and A and D for 2.
_________________
I am an incurable optimist.

[Yankee]

.
I would expect the following to be the typically used forms of your sentences:

1. The name of the man Tom called uncle is Bobby Brown.

2. Johnny is the only person I know at the meeting.
.

[Molly]