Which of the following components are included in Aid or Official Development Assistance (ODA)?

Explanation

The categories are: I - development grants, II - loans with a minimum of 25% grant element, III - military aid, and IV - technical cooperation. Official Development Assistance (ODA) covers development grants, concessional loans (I and II), and technical cooperation (IV), but excludes military assistance (III). Therefore, the correct components are I, II, and IV only.