Like any death of a mother or a grandmother people can behave in ways that are unusual.
They have no experience in how to deal with a once in a lifetime event."
Bowden continued, “When it’s the death of a world icon also then all bets are off.

Meghan is perhaps being asked if she understands the flowers are for the queen.
She maybe suggests that she knows that and is collecting them for the crowd to lay with others.”
Therefore, it may have been a simple misunderstanding.