Which of the following statement is true regarding reliable packet transfer?

Even if all the links in a network provide reliable frame delivery, we still need to use TCP$\text{'}$s reliable delivery service to guarantee the reliable delivery and also the in order delivery of the packets.

If all the links in a network provide reliable frame delivery, then TCP$\text{'}$s reliable delivery service could be redundant.

Even if all the links in a network provide reliable frame delivery, we still need TCP$\text{'}$s reliable delivery service to detect errors in the packets.

If all the links in a network provide reliable frame delivery, then TCP$\text{'}$s reliable delivery service can be replaced by the link layer's reliable service.