5.Ang pagpapatayo ng planta ng yelo at imbakan ng mga isda ay makakatulong sa mga mangingisda na mapanatiling sariwa ang ka ilang mga produkto hamon o oportunidad? AP po ito di ko mahanap ung subject eh salamat po

Primary sources are usually  more accurate and are written by someone who experienced it or witnessed it. secondary sources are those who heard of it after the fact that can lose details and or twist the event in a light that benefits them.