ImmuneEarth, a research and development company, has a motto to "eradicate all diseases." It has numerous departments that research the cure of various diseases. One of its largest departments includes the AIDS department where more than 500 scientists are researching the cure for AIDS. ImmuneEarth has numerous computers that have been grouped into a cohesive system for this purpose. Recently, one of its computers was updated because it had low performance which had slowed the entire system. Which of the following is ImmuneEarth using to research the cure for AIDS?
A. Grid computing
B. Green computing
C. Trusted computing
D. Edge computing
E. IP convergence