What is one reason that LDCs$\text{'}$ attempts to blame former colonial powers for Third World problems in order to achieve solidarity among LDCs have failed?

a$.$

First World leaders openly bribed those in the Third World not to accuse them of wrongdoing.

b$.$

There was too much cultural diversity among Third World countries.

c$.$

First World countries presented a compelling narrative, absolving them of guilt.

d$.$

Third World leaders lacked the practical skills to reach out beyond their own borders.

e$.$

Third World countries had their own issues of mismanagement and corruption.