Mortgage backed securities (MBS) and excess reserves held at the Fed: MBS and Excess Reserves, held by

Fantastic news! We've Found the answer you've been seeking!

Question:

Mortgage backed securities (MBS) and excess reserves held at the Fed:

MBS and Excess Reserves, held by Federal Reserve, 2002-2021.

a. Both were close to zero up until 2008.
c. MBS equaled $1.7 trillion from 2014-2018, and reached 2$.4 trillion in 2021.
c. Excess reserves, after peaking near $2.7 trillion in 2014, began falling but then rose up above $3 trillion in 2020.
d. all of the above.