John made $3,400,000 in taxable gifts prior to his death at the beginning of 2020. His wife, Lola, is the executor of John's estate, and made taxable gifts of $800,000 prior to 2020. What is the maximum amount of taxable lifetime gifts that Lola can make in 2020 before she will have to begin paying a gift tax? O $4.630,000 $18.160,000 $22.360.000 56.780,000