A. Use of self-signed certificate leads to lower maintenance for trusted party because multiple self-signed certs need to be maintained.

B. Use of self-signed certificate leads to higher maintenance for trusted party because they have to act as the trusted CA

C. Use of self-signed certificate leads to lower maintenance for trusting party because there is no trusted CA cert to maintain.

D. Use of self-signed certificate leads to higher maintenance for trusting party because the cert needs to be added to their truststore.