Answer:
There has been a <em><u>plethora</u></em> of phone calls from worried customers for the past two days.
Explanation:
The perfect word choice :-)
Essential research study related to New invention mostly useful for human being with helping modern world
Lack of parallel structure can disrupt the rhythm of a sentence, leaving it grammatically unbalanced. Proper parallel structure helps to establish balance and flow in a well-constructed sentence; the alignment of related ideas supports readability and clarity.
Either B or A
I would personally choose B though
A matrix arranges topics and ideas for easier "comparison".
Matrix multiplication assumes imperative job in numerous logical controls as a result of fact that it is considered as the principle apparatus for some different calculations in various regions, similar to those in seismic examination, diverse simulations like galactic simulations, aerodynamic calculations, signal and pictures handling.