List the sequence of events that occurred in the area represented by the profile above. (Science question)

1. Igneous intrusion Y formed.

2. The shale layer was deposited.

3. Igneous intrusion X formed.

4. The limestone layer was deposited.

5. The mudstone layer was deposited.

B1. The mudstone layer was deposited.

2. The limestone layer was deposited.

3. The shale layer was deposited.

4. Igneous intrusion Y was forced onto the mudstone, limestone, and shale.

5. Igneous intrusion X was forced onto the mudstone, limestone, and shale.

C1. Igneous intrusion X formed.

2. Igneous intrusion Y formed.

3. The shale layer was deposited.  

4. The limestone layer was deposited.

5. The mudstone layer was deposited.

D1. The layer of mudstone was deposited.

2. The layer of limestone was deposited.

3. Igneous intrusion Y was forced onto the mudstone and limestone.

4. The shale layer was deposited.

5. Igneous intrusion X was forced over the mudstone, limestone, and shale

the ratio of the conjugate base to the acid required to attain the desired ph.