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While the external lab test has just been completed, the project manager is informed that due to the increasing competition, she should speed up the project. Based on the information given in the case and the supplement data, which activity should be crashed first? \begin{tabular}{|c|c|c|c|c|c|c|c|c|} \hline & & Optimistic & Most Likely & Pessimistic & & Crash & & \\ \hline Activity & Activity ID & Time & Time & Time & Normal Cost & Time & & Crash Cost \\ \hline Issue NPP & N1 & 1 & 3 & 5 & 30,000 & - & & \\ \hline Assign product ID number & N2 & 1 & 6 & 9 & 57,700 & & & - \\ \hline Distribute NB samples & N3 & 2 & 9 & 14 & $87,700 & 3 & $ & 101,875 \\ \hline Establish manufacturing feasibility & Pr1 & 5 & 11 & 14 & $106,500 & 4 & $ & 146,800 \\ \hline Manufacturing capacity analysis & Pr2 & 3 & 10 & 13 & $95,400 & - & & - \\ \hline Label copy check & R1 & 3 & 7 & 9 & 67,700 & & & - \\ \hline Issue packaging specs & Pk1 & 5 & 13 & 19 & $127,700 & 4 & $ & 140,705 \\ \hline Generate graphics for text and samples & A1 & 7 & 18 & 23 & $173,000 & 6 & $ & 214,800 \\ \hline Packaging feasibility check & Pk2 & 3 & 9 & 13 & $87,700 & & & - \\ \hline Packaging capacity check & Pk3 & 2 & 6 & - 11 & $61,200 & & & - \\ \hline Formula development & RD1 & 39 & 76. & 162 & $817,200 & 24 & $ & 1,418,900 \\ \hline Formula stability test & RD2 & 70 & 162 & 284 & $1,655,000 & 40 & $ & 2,607,500 \\ \hline External lab test & E1 & 20 & 41 & 54 & $400,700 & 14 & $ & 567,555 \\ \hline Issue preliminary card & RD3 & 1 & 3 & 5 & $30,000 & - & & - \\ \hline Produce marketing samples & Pk4 & 7 & 19 & 29 & $187,700 & 6 & $ & 240,914 \\ \hline Profitability analysis & N4 & 1 & 10 & 21 & $102,400 & & & - \\ \hline Establish price & N5 & 1 & 10 & 18 & $98,900 & - & & - \\ \hline Issue sell sheet & \$1 & 20 & 48 & 57 & $457,900 & 18 & $ & 562,537 \\ \hline Distribute marketing samples & \$2 & 14 & 27 & 41 & $271,200 & 13 & $ & 336,382 \\ \hline Final regulatory approval & R2 & 10 & 19 & 22 & $183,000 & 8 & $ & 238,000 \\ \hline Scale up batch & Pr3 & 14 & 22 & 27 & $216,500 & 10 & $ & 236,625 \\ \hline Issue manufacturing card & RD4 & 2 & 7 & 9 & $66,500 & - & & - \\ \hline Validation control & QC1 & 7 & 19 & 23 & $180,700 & 6 & $ & 241,384 \\ \hline Initiate first packaging and production run & 01 & 7 & 17 & 29 & $172,400 & 5 & $ & 214,322 \\ \hline \end{tabular}