The Tablet Unearthed by the Archaeologist Revealed an Ancient Culture's

question 57

Multiple Choice

The tablet unearthed by the archaeologist revealed an ancient culture's project plan. However, the sands of time had erased much of the information that the table once contained. Use this fragmentary record to unlock the ancient project's secrets and answer the following question(s) .
$$\begin{array} { | c | c | c | c | c | c | c | } \hline \text { Activity } & \text { Predecessors } & \text { Time } & \text { ES } & \text { EF } & \text { LS } & \text { LF } \\\hline \text { A } & \cdots & 7 & & & & 12 \\\hline \text { B } & \cdots & 8 & & & & \\\hline \text { C } & \text { A } & & & & 13 & 20 \\\hline \text { D } & \text { A } & 11 & & & 12 & \\\hline \text { E } & \text { B } & & & 14 & 17 & \\\hline \text { F } & \text { B } & 11 & & & & \\\hline \text { G } & \text { D, E } & 6 & & & & \\\hline \text { H } & \text { C } & & & & 20 & \\\hline \text { K } & \text { F } & & & 29 & & \\\hline \text { L } & G , H , K & 9 & & & & \\\hline\end{array}$$
-Refer to the scenario above. What is the latest start time for activity K?

• A)Week 20
• B)Week 19
• C)Week 18
• D)Week 17

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Definitions:

Thylakoid Discs

Membrane-bound structures within chloroplasts where the light-dependent reactions of photosynthesis occur.

Granum

A stack of thylakoids within the chloroplasts of plant cells, crucial for the light reactions of photosynthesis.

Porphyrin Ring

A large, heterocyclic macrocycle composed of four modified pyrrole subunits interconnected via methine bridges, essential in the structure of heme groups and chlorophyll.

Magnesium

A chemical element with the symbol Mg, essential for living cells, playing a critical role in over 300 enzymatic reactions, including energy production.